Complete your projects with the vise grip 59100CD. Quick-Release " trigger allows for fast and easy positioning and releasePatented ratcheting mechanism provides adjustable clamping pressure and significantly reduces hand force required to generate clamping pressureHigh-tech resin construction provides strength and durabilitySpecially designed jaws hold odd-shaped work pieces1-1/2 in. clamping and spreading capacity, 1-1/2 in. throat depth