Allen Key Kit Bolt Spanner Goti Wrench L Shape Repair Tool Set for BikeBicycleCycleGuitar Allen Key Set Other Features Hardened and Tempered to Withstand Higher Torque Highresistance to Wear and Tear High Grade Alloy Steel Black Finish 15 mm 2 mm 25 mm 3 mm 4 mm 5 mm 6 mm 8 mm 10 mm Durable safe and environmental Drop Forged Heat Treated Induction Hardened and tempered with highly polished heads Ideal for tightening or loosening fasteners at home garage office construction sites All measuring tapes are coated with epoxy based scratch guard material The same material is used for strengthening the rotor blades of helicopters thus providing solid protection against abrasion Ensures class ii accuracy at 20 c when subjected to a tension of 50 newton Carry sling for easier portability