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Thread cutting tools 177

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Overview - Machine thread drills

Cutting Tools 1

Thread type

MF

MF

MF

MF

MF

MF

MF

MF

G

G

Colour ring

green

green

green

blue

blue

blue

blue

red

yellow

yellow

Order No.

1739

1741

1742

1757

1730

1759

1733

1776

1763

1744

G 1/8"– G 1.1/2"

G 1/8"– G 1.1/2"

Threaded section

M8–M24 M5–M30 M8–M24 M4–M24 M4–M20 M3–M24 M8–M20 M3–M24

For through threads

≤ 3 x D

≤ 3 x D

≤ 3 x D

≤ 3 x D

≤ 3 x D

≤ 3 x D

For blind holes

≤ 3 x D

≤ 3 x D

≤ 3 x D

≤ 3 x D

Type/form

N/B

N/C

N/C

INOX/B

INOX/B INOX R 40/C INOX/C

H/B

N/B

N/B

Material

HSS-E PM HSS-E

HSS-E PM HSS-E

HSS-E

HSS-E

HSS-E

HSS-E

HSS-E

HSS-E

Tolerance zone

ISO 2 6H ISO 2 6H ISO 2 6H ISO 2 6H ISO 2 6H ISO 2 6H ISO 2 6H ISO 2 6H ISO 228

ISO 228

Surface

TiN

TiN

TiN

TiN

Steam

Steam

Steam

TiCN

Steam

Bright

Page

1/208

1/209

1/209

1/209

1/209

1/210

1/210

1/210

1/213

1/213

Material group

Steels up to 850 N/mm 2 Steels up to 1000 N/mm 2 Steels up to 1400 N/mm 2

C

C

C

C

C

C

C

C

C

C

Steels up to 42 HRC

Steels up to 52 HRC

Steels up to 56 HRC

Steels up to 60 HRC

Hard processing over 60 HRC

Stainless and acid- resistant steels (INOX)

U

C

C

C

C

Ti steels, Ti alloys, special steels

Cast-iron materials

Al, Al- and Mg alloy

C

C

U

U

U

U

U

C

C

Copper, brass, bronze

C recommended

U suitable

V limited suitability

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