Craftsman Universal Oil Filter Wrench, Auto-Adjustable

Patented adjustable wrench services filters from 2.5 to 4.75 in. (62mm to 121mm). Use a 3/8 in. square driver ratchet or 3/4 in. wrench to turn. Wrench automatically tightens when torque is applied. Black oxide finish resists corrosion.

Automatically tightens when torque applied in either direction
Use 3/8 in. square drive ratchet or 3/4 in. wrench to turn
Black oxide finish resists rust and corrosion
Sturdy steel construction for durability