Birzman e version 20 mini multi toolthe birzman e version 20 mini multi tool is a simple, very effective and reliable 20 function multi tool that is hard wearing and constructed to get you back in the saddle quickly.precise cnc machinedas with all birzman multi tool bits, these tool bits are forged and cnc  machined. This process provides benefits including weight saving by machining  away unneeded material without affecting durability, increases strength and  enables it to feature 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.features  hex tools 2 2.5 3 4 5 6 8mm  torx keys t25 torx  screwdrivers crosshead, flathead  chain rivet extractor  disc adjuster  tyre lever  can opener  spoke wrench 3.2 3.4 4.3 4.4 mavicbuy birzman accessories from chain reaction cycles, the world's largest online bike store.