Using a Brace Drill

Types and Uses - 14256_146

Using an Expansive Bit

Tools And Their Uses - Hand tools and what they are used for
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TM 9-243 USING A BRACE DRILL NOTE The following procedure is for a bit of a fixed size from 1/4 inch up to a 1 inch maximum. 1 Mark (1) with a pencil where hole is to be drilled. 2 Open chuck (2) and insert bit (3) between jaws (4). Tighten chuck (2), securing bit (3). 3 Center bit over pencil mark. Push down on head (5) and turn crank (6) until bit goes through the board. NOTE Ratchet mechanism (7) may have to be set. 4 Reverse the ratchet mechanism (7), then turn crank and pull up on head to remove bit. 5 Open chuck and remove bit. Close chuck. 23-3

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