DIN 172 XL

Drill bushes headed extra long size
Form A
Material 16 Cr Ni 4
Heat treatment: cementing & hardening
Hardness Hrc 60 ±3
Grinding F7 (ØD) n6 (ØD1)

Categories: , .
Ref. D ∅ ↑ D1 D2 L
172XL-**,** 2,7 - 3,3 0,1 6 9 16
172XL-**,** 3,4 - 4,0 0,1 7 10 16
172XL-**,** 4,1 - 5,0 0,1 8 11 16
172XL-**,** 5,1 - 6,0 0,1 10 13 20
172XL-**,** 6,1 - 8,0 0,1 12 15 20
172XL-**,** 8,1 - 10 0,1 15 18 25
172XL-**,** 10,1 - 12 0,1 18 22 25
172XL-**,** 12,1 - 15 0,1 22 26 36
172XL-**,** 15,25 - 18 0,25 26 30 36
172XL-**,** 19 - 22 1,0 30 34 45
172XL-**,** 23 - 26 1,0 35 39 45
172XL-**,** 27 - 30 1,0 42 46 56

Ø ↑ Gradation

Ref: ?
Example:
DIN 172 XL
D = 10,50
Ref. = 172XL - 10,50

We can supply drill bushes with special tolerances and dimensions by request.
Following trends in most markets across the world, we rank our drill bushes as: small, large and extra large (according to DIN standard: small, medium and large).

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