Maximum gripping power. Reverse spiral flutes are designed to bite down.
Tougher than tool steel. High carbon steel ensures longer life and greater durability
Works with most tools. 3/8" square drive for use with hand ratchets, impact wrenches and air ratchets; hexagonal flats for use with flat wrench, pliers, adjustable wrench, sockets or VISE-GRIPTM locking pliers
Grips both metric and imperial universal lobular design fits all types of fasteners