MISCELLANEOUS TOOLS AND iMETHODS OF WORK 41 



final coat; otherwise the pieces will be held weakly, 

 if at all. Beginners are inclined to use too laro-e 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 dnection, 

 as shown in Fig. 53. 



25. Nails. The nails in common use 

 are of two kinds, cut and ivire. 



Two views of a cut nail are shown in Fig. 54, a being 

 the side view and h the front view. Notice that in the 



Fig. 53. 

 Miter Joint 

 at Corner 

 of Picture Frame 



F? 



front view tlie sides converge like a wedge, 

 while in the side view they are parallel. 

 Care must alwa}"s 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 distiirct 

 kinds, named _/7rt^ head and hung Jiead. 

 Flat-head wire nails, as the name implies, have thin, 

 flat heads, which prevent the nail from being driven 

 beneath the surface. 



Fig. 54. Use of 

 Cut Nails 



