234 



POLE-CHAINS 



CH. XI 



afterward through its own ring, making a loop. 

 The hook end is then run through the ring- of the 



Fig. 115. 



kidney-link, and hooked into that link of the chain 

 which will make it of the proper length (Fig. 1 16). 



A stout india-rubber ring, which 

 has been already put on the chain, 

 is pushed over the bow of the 

 hook to keep it from unhooking. 



The hook must be always put on, back up, to pre- 

 vent the bar of the bit, if a bit with a bar is used, 



