MISCELLANEOUS TOOLS AND METHODS OF WORK 41 
final coat; otherwise the pieces will be held weakly, 
if at all. Beginners are inclined to use too large a 
quantity, and this tendency should be avoided. 
In some cases nails are used together 
with the glue, as at the corners of pic- £ 
ture frames. It is customary in this 
instance to nail in only one direction, 
as shown in Fig. 53. 
25. Nails. The nails in common use 
are of two kinds, cut and wire. 
Two views of a cut nail are shown in Fig. 54, a being 
the side view and 0 the front view. Notice that in the 
W front view the sides converge like a wedge, 
while in the side view they are parallel. 
Care must always be taken that the 
point does not enter the wood as shown 
at c, as the wood will be split by the 
wedge action; d shows the proper method. 
Steel wire nails are now in general use. 
They are made from wire and are conse- 
quently round in section, with a compara- 
tively sharp point. There are two distinct 
Fic. 58. 
Miter Joint 
at Corner 
of Picture Frame 
Fie. 54. Use of 
Cut Nails kinds, named flat head and bung head. 
Flat-head wire nails, as the name implies, have thin, 
flat heads, which prevent the nail from being driven 
beneath the surface. 
