32 ELEMENTARY WOODWORKING 
A nail may be withdrawn with the claw, and be 
kept straight for further use by a little care. Having 
Withdrawing 
u Nail - 
Correct Position, B 
Fic. 43. Using the Hammer 
started the nail slightly, place a small block of wood 
under the hammer head, as shown at C. Should the 
nail be an unusually long one, the size of the block 
may be increased as the nail comes out. 
Fic. 44. Common Forms of Nail Punch, or ‘‘Set”’ 
In driving nails care must always be taken not to mar 
the surface of the wood by striking the nail head after 
