Oil Filter Locking Plier by ContractorsX Contractors X locking pliers are made of heavy-duty jaws that are heat-treated steel construction.  They are made to handle years of abuse at home or on the job site. The locking pliers also feature a welded screw seam for a long service life. Features: Dropped Forged Steel Jaws Heat Treated Quick Action Release Lever Unlocks Clamp with One Touch Thump Screw Adjusts Locking Jaw Capacity