1.impact driver,screw bit 25mm 2.Passed ISO9001 and SGS 3.Material:S2 ... 4.Model Nomber:SBF-PZ2-25 Specificationsimpact driver,power bits,screw bit pz21. Material: S2, Cr-V 6150, etc. 2. Different ... -coating, nickle plating, or any other special finishes be required by customers4.Type:single head5.Head types: Ph,pz,SL,TORX,Square6 ...