html-Catalog FORMAT plus - EDE 2015 - 2017

Thread Cutting Tools 162

Overview – Hand and machine thread drills

1 Cutting Tools

Thread type

M

M

G

G

M

M

NPT

M

M

Colour ring

yellow

yellow

Order No.

1651

1649

1649

1649

1673

1738

1670

1676

1679

Threaded section

M3–M10

M12–M20

G 1/8"

G 1/4"–G 1"

M2–M20

M3–M20

1/16"–1"

M1–M10

M3–M30

For through threads

≤ 1 x D

≤ 3 x D

≤ 1.5 x D

≤ 3 x D

≤ 3 x D

For blind holes

≤ 1.5 x D

≤ 1.5 x D

Type/form

N/B

NR 15/C

N/C

N/B

N/B

Material

HSS

HSS

HSS

HSS

HSS-E

HSS-E

HSS-E

HSS-E

HSS-E

Tolerance zone

ISO 2 6H

ISO 2 6H

ISO 2 6H

ISO 2 6H

Surface

steam

steam

bright

bright

bright

bright

bright

bright

bright

Page

1/166

1/169

1/169

1/170

1/175

1/175

1/175

1/176

1/176

Material group

Steels up to 850 N/mm 2 Steels up to 850 N/mm 2 Steels up to 850 N/mm 2

C

C

C

C

U

U

U

C

C

Steels up to 42 HRC

Steels up to 52 HRC

Steels up to 56 HRC

Steels up to 60 HRC

Hard machining over 60 HRC Stainless and acid- resistant steels (INOX) Ti steels, Ti alloys, special steels

Cast iron materials

Al, AI and Mg alloys

C

V

V

V

U

U

Copper, brass, bronze

C

C recommended

U suitable

V limited suitability

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