Anndason Pneumatic Chisel Bits Kit

Package included: 4 PCS Heavy duty Hammer bits Tool and 1 PCS Spring.. Heavy duty Hammer bits Tool for 150mm, 190mm, 250mm gun air hammer and gas shovel, handle diameter approx.10mm.. Size:Length:180mm,100mm,83mm,83mm;Head Type: 3 PCS Flat,1 PCS Spherical ;Material: Alloy Steel;Colour:Black;Type: Hammer Bits;. Hammer bits tools kit use for tire repair , wind pipe pressure seam edge and so on.. The bit installed in the Pneumatic sewing machine, need to connect the air compressor to use.