View Single Post
Old 12-27-2012, 05:39 AM
  #3  
Hinterland
Senior Member
 
Hinterland's Avatar
 
Join Date: Oct 2009
Location: Hudson Valley, NY
Posts: 939
Default

I usually change after I notice a bend in them from gripping the needle...or after about 8 hours.

Janet
Hinterland is offline