ICS Cutting Tools

KNOCKOUT DRILLS
 
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Knockout Drills are designed for repetitive drilling of one diameter size knockout holes in electrical junction boxes and cabinets. Ideal for making drawbolt holes and miniature pilot light holes. Drills burr free holes in steel up to 4-1/2" thick. They are used by electrical contractors, sheet metal fabricators, auto body shops, and general contractors.
Knockout Drills - High Speed Steel
 Knockout Drills - TiN Coated
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SIZE DEC.
EQUIV.		 FLUTE
LENGTH 		OVERALL
LENGTH 		SHANK
DIAMETER		 APPLICATION
3/8 .3750 3-5/8 5 3/8 Knockout holes
1/2 .5000 4-1/2 6 3/8 Knockout holes
7/8 .8750 3 6 3/8 1/2 Conduit, drawbolt holes, Mini. Pilot light holes
 

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