IRWINQUICK-GRIPOne-Handed Mini Bar Clamp 4 Pack, (2) 6", (2) 12", 1964748 Non-marring pads grip firmly and protect work One-handed triggers release the clamps instantly Resin construction with hardened steel bars to prevent flexing and bending 140 lbs. of clamping force Ideal for clamping smaller workpieces and working in confined areas