Chrome vanadium steel cup-type sockets with anti-rust, electro-black oxide finish. For removing and installing different sized oil filters on various vehicle models. Socket-like grip minimises risk of crushing filters. For use with 3/8 or 1/2" square drive wrenches. Includes 36 face cup (93mm), 30 face cup (76mm), 7 x 15 face cups (74/76, 75/77, 80, 80/82, 90, 93 and 100mm), 1/2 - 3/8" adaptor and tough storage case.