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Spiralbohrer

Find us in all well-stocked Stores

★★★★★

High efficiency twist drill bits for extremely deep holes where working conditions such as cutting speed, feed, coolant and frequent chip removal have to be observed.

High-Speed Steel

Industrial quality

Highly accurate centering

Precise

Filter products

Type of Shank

-

DIN 1869

d1 Ø cutting edge

2.5 mm

3.5 mm

4 mm

4.2 mm

4.5 mm

5 mm

5.5 mm

6 mm

6.2 mm

6.5 mm

6.8 mm

7 mm

7.5 mm

8 mm

8.5 mm

9 mm

9.5 mm

10 mm

10.5 mm

11 mm

11.5 mm

12 mm

12.5 mm

13 mm

l1 total length / l2 slot length

225 mm / 150 mm

265 mm / 180 mm

280 mm / 190 mm

295 mm / 200 mm

315 mm / 210 mm

330 mm / 225 mm

350 mm / 235 mm

370 mm / 235 mm

370 mm / 250 mm

390 mm / 265 mm

410 mm / 280 mm

430 mm / 295 mm

455 mm / 310 mm

480 mm / 330 mm

d2 Ø shank

2.5 mm

3.5 mm

4 mm

4.2 mm

4.5 mm

5 mm

5.5 mm

6 mm

6.2 mm

6.5 mm

6.8 mm

7 mm

7.5 mm

8 mm

8.5 mm

9 mm

9.5 mm

10 mm

10.5 mm

11 mm

11.5 mm

12 mm

12.5 mm

13 mm

l5 drilling length for anchor

-

b width

-

d4 Ø mirror

-

Pitch

-

a width across flats

-

Ø Diameter of tap hole

-

Threading die height

-

Type of thread

-

d4-d1 diameter range

-

Packing Type

-

Packing Set Pieces Count

1

Twist drill bits extra long series, DIN 1869 R3 RN

Twist drill bits extra long series, DIN 1869 R3 RN Family: 121

Cylindrical shank

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