Nachi Series 7571P Fractional Sizes Powdered Metal High Speed Steel

Made from Powdered Metal High Speed Steel, Higher Heat, Wear and Toughness Resistance Than conventional High Speed Cobalt . 38 Degree Parabolic Helix Design

Multi-Layer SG Coating - Composite multi-layer film coating method. Characteristics of SG coating - Produces a Smoother Finish, Higher Heat, Wear and Toughness Resistance.

Utilizes a high accuracy shape of lip relief (3 rake thinning)

Drilling Depth Effectiveness 3xD Not Greater Than 7xD

End mill style shanks for highly precise and accurate drilling

First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, NOT recommended for Austenintic Stainless Steel

Secondary Good choice : Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc.

All items are new in original manufacturer's packaging {unless otherwise noted}.

They are limited to quantities available.

These items are from manufacturer's overstocks, distributors who have changed products lines and manufacturer's who have had print changes and no longer have a particular job in house where items where used.
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jld nch 7571 5/32
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$4.00
jld nch 7571 15/64
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$7.00
jld nch 7571 1/4
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$7.00
jld nch 7571 19/64
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$9.00
jld nch 7571 21/64
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$10.00
jld nch 7571 23/64
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$13.00
jld nch 7571 3/8
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$13.00
jld nch 7571 25/64
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$14.00
jld nch 7571 7/16
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$15.00
jld nch 7571 15/32
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$16.00
jld nch 7571 31/64
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$18.00
jld nch 7571 1/2
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$18.00
jld nch 7571 19/32
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$42.00
jld nch 7571 5/8
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$48.00
jld nch 7571 3/4
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$55.00
jld nch 7571 D
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$7.00
jld nch 7571 5/32
Parabolic Drill Bit 5/32" {.1562"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =5/32" {.1562"}

Flute Length = 1-3/4"

Overall Length = 3-1/8"

Shank Diameter = 3/16" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-010 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$4.00
jld nch 7571 15/64
Parabolic Drill Bit 15/64" {.2344"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =15/64" {.2344"}

Flute Length = 2-3/8"

Overall Length = 4-1/4"

Shank Diameter = 1/4" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-015 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$7.00
jld nch 7571 1/4
Parabolic Drill Bit 1/4" {.250"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =1/4" {.2500"}

Flute Length = 2-3/8"

Overall Length = 4-1/4"

Shank Diameter = 1/4" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-016 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$7.00
jld nch 7571 19/64
Parabolic Drill Bit 19/64" {.2969"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =19/64" {.2969"}

Flute Length = 2-3/4"

Overall Length = 4-5/8"

Shank Diameter = 3/8" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-019 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$9.00
jld nch 7571 21/64
Parabolic Drill Bit 21/64" {.3281"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =21/64" {.3281"} Tap/Drill 5/16-24 STI {Heli-Coil}

Flute Length = 2-7/8"

Overall Length = 4-3/4"

Shank Diameter = 3/8" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-021 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$10.00
jld nch 7571 23/64
Parabolic Drill Bit 23/64" {.3594"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =23/64" {.3594"}

Flute Length = 3-1/4"

Overall Length = 5-1/8"

Shank Diameter = 3/8" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-023 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$13.00
jld nch 7571 3/8
Parabolic Drill Bit 3/8" {.375"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =3/8" {.3750"}

Flute Length = 3-1/4"

Overall Length = 5-1/8"

Shank Diameter = 3/8" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-024 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$13.00
jld nch 7571 25/64
Parabolic Drill Bit 25/64" {.3906"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =25/64" {.3906"} Tap Drill 3/8-24 STI {Heli-Coil}

Flute Length = 3-3/8"

Overall Length = 5-1/2"

Shank Diameter = 1/2" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-025 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$14.00
jld nch 7571 7/16
Parabolic Drill Bit 7/16" {.4375"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =7/16" {.4375"} Tap/Drill 1/4-18 NPT/NPTF/NPSF

Flute Length = 3-3/4"

Overall Length = 5-7/8"

Shank Diameter = 1/2" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-028 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$15.00
jld nch 7571 15/32
Parabolic Drill Bit 15/32" {.4688"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =15/32" {.4688"}

Flute Length = 4"

Overall Length = 6-1/4"

Shank Diameter = 1/2" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-030 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$16.00
jld nch 7571 31/64
Parabolic Drill Bit 31/64" {.4844"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =31/64" {.4844"}

Flute Length = 4"

Overall Length = 6-1/4"

Shank Diameter = 1/2" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-031 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$18.00
jld nch 7571 1/2
Parabolic Drill Bit 1/2" {.500"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =1/2" {.5000"}

Flute Length = 4"

Overall Length = 6-1/4"

Shank Diameter = 1/2" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-032 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$18.00
jld nch 7571 19/32
Parabolic Drill Bit 19/32" {.5938"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =19/32" {.5938"}

Flute Length = 4-3/4"

Overall Length = 7-1/4"

Shank Diameter = 3/4" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-038 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$42.00
jld nch 7571 5/8
Parabolic Drill Bit 5/8" {.625"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =5/8" {.6250"}

Flute Length = 4-3/4"

Overall Length = 7-1/4"

Shank Diameter = 3/4" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-040 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$48.00
jld nch 7571 3/4
Parabolic Drill Bit 3/4" {.750"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter =3/4" {.7500"}

Flute Length = 5-1/2"

Overall Length = 7-7/8"

Shank Diameter = 7/8" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-048 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC
First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$55.00
jld nch 7571 D
Parabolic Drill Bit Ltr "D" {.246"} Diameter Powdered Metal High Speed Steel SG Coated Nachi (Drill Bit Nachi Series 7571P Fractional)

Drill Diameter ="D" {.2460"} Tap Drill 1/16-27 NPT / NPSF Pipe

Flute Length = 2-1/2"

Overall Length = 4-5/8"

Shank Diameter = 1/4" {Common shank to accommodate standard collets and V flange holders}

Drill Point = 135 Degree Split

Coating = SG Coating - Composite multi-layer film coating method

Powdered Metal - High Speed Steel

38 Degree Parabolic Flute Design

P/N = NCH-7571P-204 SG-ES

Drills are marked on shank Mfg, Size, In original Manufacturer's packaging. ETC

This was the only letter size on the Nachi so this is where it's home is

First Choice / Extremely effective On : Low Carbon Steel 1010, 1018, High Carbon Steel 1045, Martensitic Stainless Steels 400 Series, Die Steel D2, Seconday / Good Choice: Aluminum T6061 & 7075, Aluminum casting <12% Silica, Cast Irons, Hardened Steel Up to 35rc,
$7.00
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