Multi-functional bit & connect-disconnect coupling used...

Details Multi-functional bit & connect-disconnect coupling used... Multi-functional bit & connect-disconnect coupling used...

2006-08-29

2006-08-29

Carter, Monica (Department: 3722)

Cutting by use of rotating axially moving tool

Tool or tool with support

Having stepped cutting edges

C408S226000, C408S238000, C279S014000, C279S158000, C279S110000

Reexamination Certificate

active

07097398

ABSTRACT:
A tool employs a connect-disconnect coupling for a power drill to hold a multi-functional bit having at its one end a drill element adapted to form a hole and a countersink and at its other end a driver element to drive a screw or other type of fastener.

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