Twist drills
Hollow section twist drills works standard type N HSS ground
Point cut:
helical point
DIN 1412 A
Point angle:
118°
Helix angle:
20-30°
Ø tolerance:
h8
Surface:
black, vacuum
metalized
Right-hand cutting
Packing unit:
Ø 4,90 mm up to 5,80 mm in plastic box of 10
Ø
mm
Total length
mm
Flute length
mm
Article no.
Price
each
€
Ø
mm
Total length
mm
Flute length
mm
Article no.
Price
each
€
Due to the short spiral shape the drill is par-
ticularly suitable for the working and fitting of
hollow sections. The web thinning guarantees
an optimized centring and long tool life.
Applications: Optimal drill for roofers, plumbers,
window and front works.
1.1
4,90
4,90
5,00
5,00
5,00
5,00
5,10
5,10
5,10
5,30
5,30
100
150
70
100
150
210
100
150
210
100
150
30
30
30
30
30
30
30
30
30
30
30
257 491
257 492
257 501
257 502
257 503
257 504
257 511
257 512
257 513
257 531
257 532
5,30
5,50
5,50
5,50
5,70
5,70
5,70
5,70
5,80
5,80
5,80
210
100
150
210
70
100
150
210
100
150
210
30
30
30
30
30
30
30
30
30
30
30
257 533
257 551
257 552
257 553
257 571
257 572
257 573
257 574
257 581
257 582
257 583
Centre drills DIN 333 A HSS
Centre angle:
60°
Point angle:
120°
Ø tolerance:
h9
Right-hand cutting
Packing unit:
Ø 1,0 mm up to 6,5 mm
in individual plastic pack
Ø
mm
Total length
mm
Shank-Ø
mm
Article no.
Price
each
€
Ø
mm
Total length
mm
Shank-Ø
mm
Article no.
Price
each
€
Applications: for making centre holes accord-
ing to DIN 332, Shape A
1,00
1,60
2,00
2,50
31,5
35,5
40,0
45,0
3,15
4,0
5,0
6,3
217 010
217 016
217 020
217 025
3,15
4,00
5,00
6,30
50,0
56,0
63,0
71,0
8,0
10,0
12,5
16,0
217 315
217 040
217 050
217 063
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