accueil > CENTERING - SPOTTING > Centre drills
Centre drills
ASA 60° Angle
with reinforced bulge
form W
HSS = hardness 63 HRC, to machine steels up to 800 N/mm², copper, brass, bronze, aluminium up to 6% Si.

The magafor centre drill form W is stronger than common centre drill :
The bulge reinforces the point
it increases the chips removal
it makes the lubrication of the drill easier.
General tolerances
Magafor 145
American standard
Material :
HSS
Form :
60°angle-Form W with reinforcing bulge
Serie :
right hand cut, shorts
Use :
machine use
Type :
Inch
Catalog 219 :
Packaging : Up to N°5-W :
Boxes of 10 pieces only
ASA
N°
Dxd
mm
Dxd
inch
L
Reference
€ Unit
1-W
3,17x1,19
1/8x3/64
31
1,4-1,7
81145010000
10,32
2-W
4,76x1,98
3/16x5/64
47
2,4-2,7
81145020000
10,32
3-W
6,35x2,77
1/4x7/64
50
3,3-3,9
81145030000
10,32
4-W
7,93x3,17
5/16x1/8
54
3,8-4,4
81145040000
11,76
5-W
11,11x4,76
7/16x3/16
70
5,9-6,5
81145050000
19,51
6-W
12,7x5,55
1/2x7/32
76
6,9-7,5
81145060000
21,80
7-W
15,87x6,35
5/8x1/4
82
8,0-8,6
81145070000
31,55
8-W
19,05x7,93
3/4x5/16
89
10,0-10,6
81145080000
56,80