DRILL BITS FOR POWER OPERATED DRILLS

Brand	Owner (click to sort)	Address	Description
BALLASET	EASTMAN CHRISTENSEN COMPANY	1937 SOUTH 300 WEST SALT LAKE CITY UT 84115	DRILL BITS FOR POWER-OPERATED DRILLS;
CHALLENGE	Precision Twist Drill Co.	301 Industrial Avenue Crystal Lake IL 60012	DRILL BITS FOR POWER-OPERATED DRILLS;
CHALLENGE TWIST DRILL CO.	Precision Twist Drill Co.	301 Industrial Avenue Crystal Lake IL 60012	DRILL BITS FOR POWER-OPERATED DRILLS;TWIST DRILL CO.;
POWERBORE	STANLEY WORKS, THE	New Britain CT	Drill Bits for Power-Operated Drills;
TUNNEL BIT	AEG POWER TOOL CORPORATION	8-15 37TH AVE. LONG ISLAND CITY NY 11101	drill bits for power-operated drills for use in drilling holes in concrete;BIT;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

A tool adapted to be coupled to a power drill includes a multi-component bit mounted to reverse positions so that in one position its drill element drills a hole and in another position its driver element drives in a fastener.