The facom 249gj7 7 piece set consists of 7 sheathed impact toolsdrift punches the punches are tough and durable with very high tensile strength they feature a head hardened to 43 hrc and a long shank hardened to 58 hrc the handles are ergonomically shaped for comfort and shock absorption ideal as an aid in aligning bolt or rivet holes prior to inserting a fastener this set contains1 x 249g2 punch 2mm x 140mm1 x 249g3 punch 3mm x 150mm1 x 249g4 punch 4mm x 190mm 1 x 249g5 punch 5mm x 200m