9" Scaling Chisel With 1-1/2" Blade - L09F09 - (.580 Hex Shank / Round Collar) Underwater Chipping Hammer The kit includes 7 sets

The kit includes 7 sets of 5 heavy duty cutters

Its blunt tip safely slides under seat belts

Most of its 3-3/8" (86mm) cutting edge is serrated with the last inch at the tip left PlainEdged

The SK58 uses industry standard drill steel and can drill up to a 3” diameter hole up to 20 feet deep

The Swirl-Off heavy duty quick change cutters are the replacement cutters for the 50830 Swirl-Off Barnacle Buster

9" Scaling Chisel With 1-1/2" Blade - L09F09 - (.580 Hex Shank / Round Collar) Underwater Chipping Hammer The kit includes 7 setsScaling chisels are used for variety of purposes such as chipping off rust or scale from metal surfaces, general cleanup work on concrete, cleaning up castings, and wherever a wide blade can be used for removal of unwanted or excess materials. This chisel is 9" with a 1 1 2" blade and has a . 580 hex shank round collar that can ONLY be used in the CH18 & HH10RV.