CENTERING DRILLS
NC Spotting
Art. 50806
20º
Z 2
Carbide
60º
Chamfer 90º
Countersink 60º
Ti
ST
SST
C.I.
Al
Cu
Brass
Mg
Plastic
l 2
l 3
l 1
Catalog Number
d 1
d 1 (in.)
l 2
l 3
l 1
d 2
40.50806.0005 40.50806.0006 40.50806.0007 40.50806.0008 40.50806.0009 40.50806.0010 40.50806.0011 40.50806.0012 40.50806.0013 40.50806.0014 40.50806.0015 40.50806.0016 40.50806.0017 40.50806.0018 40.50806.0019 40.50806.0020 40.50806.0021 40.50806.0022 40.50806.0023 40.50806.0024 40.50806.0025 40.50806.0026 40.50806.0027 40.50806.0028 40.50806.0029 40.50806.0030 40.50806.0040 40.50806.0050 40.50806.0060
.50 .60 .70 .80 .90
.0197 .0236 .0276 .0315 .0354 .0394 .0433 .0472 .0512 .0551 .0591 .0630 .0670 .0709 .0748 .0787 .0827 .0866 .0906 .0945 .0984 .1024 .1063 .1102 .1142 .1181 .1575 .1969 .2362
1.50 1.50 1.50 2.00 2.00 2.00 2.50 2.50 2.50 3.00 3.00 3.00 4.00 4.00 4.00 5.00 5.00 5.00 6.00 6.00 6.00 7.00 7.00 7.00 7.00 9.50
2.00 2.00 2.00 2.50 2.50 2.50 3.50 3.50 3.50 4.00 4.00 4.00 5.00 5.00 5.00 6.00 6.00 6.00 7.00 7.00 7.00 8.00 8.00 8.00 8.00 9.50
38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 38 40 50 50
3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 3.00 4.00 5.00 6.00
1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40 2.50 2.60 2.70 2.80 2.90 3.00 4.00 5.00 6.00
10.50 16.00 16.00
10.50 16.00 16.00
• All dimensions are millimeters unless otherwise noted • For cutting data see pg. 140
14
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