Fitment:Fit for 1996-1999 GM Full Size 2WD / 4WD Trucks and Vans, for Suburbans with 6.5L Diesel Engine Features: 1) Use to loosen and tighten injection pump retaining bolts when pump timing adjustment/pump service is required. Similar to Kent-Moore J-41711 and J-41089 2) Wrenches are 15 mm, 12-point, double box-end type, two specially bent wrenches are needed due to the location of the throttle, cruise control, T.V. cable bracket, cooling system crossover pipe and bracket, and the thermostat housing on vans and pickups. 3) Made of premium heavy-duty hard steel with black coated for rust and corrosion resistance, hardened construction for high strength and impact resistance, this tool is top quality and durability that can serve for a much longer time Package included:6087 Injection Pump Wrench Set