The Birzman E-Version 20 Mini Multi Tool is a simple unobtrusive 20 function multi tool that is hard-wearing and constructed to get you back in the saddle quickly. All Birzman multi-tool bits are forged and CNC machined. This technology provides benefits including weight saving by using less material, increased strength, a centre tool pivot and a neater finish over the extruded wrapped tool bits usually seen on multi-tools. Tool bits are made from chrome vanadium.This tool has stainless steel side plates and bolts with a stainless steel chain rivet tool. Tools: Hex keys - 2 / 2.5 / 3 / 4 / 5 / 6 / 8mm,Torx key - T25.,Crosshead screwdriver - #1.,Flathead screwdriver - 4.5.,Chain rivet extractor - 9-12 speed., Spoke Wrenches - 3.2 / 3.4 / 4.3 / 4.4 / Mavic, Tyre Levers, Disc Adjuster, Knife, Can opener,. Specification: Functions: 20., Material: Aluminium (body) / CrV (tools) / Alloy Steel (chain tool)., Size: 73 x 57 x 16mm.,Weight: 165g.    .