12 point Bi-hex wrenches for service on: Common Rail Injection, Power steering lines, Expansion valves, A/C lines, Hydraulic lines, Industrial equipment, Fuel filter lines, Mercedes Sprinter Diesel Common Rail Injection Systems & newest ISX Cummins engine. Kit includes the following sizes: 2220X14 - 14mm, 2220X17 - 17mm, 2220X19 - 19mm & 5069 - 22mm. 1/2 Square Drive. Chrome vanadium steel. Packaged in blow mold case.
