Woodwork for beginners by Griffith Ira Samuel 1874-1924

Author:Griffith, Ira Samuel, 1874-1924
Language: eng
Format: epub
Tags: Woodwork (Manual training)
Publisher: Peoria, Ill. : The Manual arts press
Published: 1916-03-25T05:00:00+00:00

Fig. 72. Drill Bit

Fig. 73. Scribe Awi

Fig. 74. Gimlet Bit

Fig. 75. Countersink Bit

Fig. 76. Screwdriver Bit

small screws, but more especially for nails. It differs from the scribe awl only in that its extremity has a chisel edge instead of a point.

26. Countersink Bit ; Screwdriver Bit.— The countersink bit, Fig. 75, is used to enlarge the holes bored for

SOCKET'

Fig. 78. Framing Chisel

FERRULE

the bodies or cores of flat-head screws, that the heads may be sunk slightly below the surface of the wood.

The screwdriver bit, Fig. 76, is used in connection with-the brace for the rapid insertion of screws. To avoid the screwdriver bit's jumping out of the groove in the head of the screw, after each half turn of the crank, move the crank backward very slightly.

27. Chisels.—The two kinds of chisels most commonly used are the firmer chisel, Fig. 77, and the framing

Download

Copyright Disclaimer:
This site does not store any files on its server. We only index and link to content provided by other sites. Please contact the content providers to delete copyright contents if any and email us, we'll remove relevant links or contents immediately.