CENTERING DRILLS
NC Spotting
Art. 50812
20º
Z 2
Carbide
123º
Chamfer 90º
Countersink 123º
Brass
Mg
Plastic
ST
SST
C.I.
Al
Cu
l 2
l 1
Catalog Number
d 1
d 1 (in.)
l 2
l 1
40.50812.0200 40.50812.0300 40.50812.0400 40.50812.0500 40.50812.0600 40.50812.0800 40.50812.1000 40.50812.1200 40.50812.1400 40.50812.1600 40.50812.2000
2.00 3.00 4.00 5.00 6.00 8.00
.0787 .1181 .1575 .1969 .2362 .3150 .3937 .4724 .5512 .6299 .7874
8.50 9.50
25 32 40 50 50 60 70 70 75 75 75
10.50 16.00 16.00 20.00 22.00 22.00 25.00 25.00 35.00
10.00 12.00 14.00 16.00 20.00
• All dimensions are millimeters unless otherwise noted • TiAlSiN coated equivalent, Art. 50813; see pg. 20 • For cutting data see pg. 141
19
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