CPO Power Tools JET JCT-3623 JET JCT-3623 4-Bolt Hex Shank 4 in. Stroke Chipping Hammer - JT9-550623

4 in. Stroke Hex Shank 4-Bolt Chipping Hammer - 550623. Comes with standard type retainer. Easy servicability with the 4-Bolt backhead. Ergonomic D style forged handle with outside trigger. Heat treated cylinder and piston for added durability. Heavy-Duty, industry proven valve design