Explosion tap wrench is a security tool that effectively prevents sparks when working, for all flammable and explosive. His material is divided into two kinds of aluminum bronze and beryllium. These two materials from color component aluminum bronze is yellow, red and yellow beryllium is from HRC25 hardness of aluminum bronze and beryllium bronze stars HRC35.
Packing: inner packing with a plastic bag with a plastic outer ensure export corrugated curved handle tap wrench single -head wrench