Specifications:
Fits Dremel
Granberg
Olmark and Sawtune chain sharpening tools
7/32" diameter stone
1 5/8" overall L
13/16" stone L
#5-40 UNC threads on arbor
3 per pack
For 3/8" and .404" chain
Additional Information:Fits our 700-256 Cordless Chain Grinder
