Universal Tool UT8635 Air Needle Scaler,AIRCAT,UT8635" /> J-slot adjustment for additional needle exposure All steel construction for durability Converts to B1 style chisel scaler Low air consumption for use with limited air supply or multiple tool applications J-slot adjustment for additional needle exposure All steel construction for durability Converts to B1 style chisel scaler Low air consumption for use with limited air supply or multiple tool applications 4600 Blows Per Minute