12-pack of 4-inch quick-release clamps for woodworking, release clamps, one-handed ratchet clamps, mini bar clamps for handwork, for gluing wood

[4-inch (approx. 10.2 cm) Mast Clamp] Wood clamp, up to 4 inches (approx. 10.2 cm). Throat: 3.5 cm. [Strong Clamping Force] The 4-inch (approx. 10.2 cm) trigger clamp offers a clamping force of up to 65 lbs (approx. 29.5 kg) and a metal ratchet mechanism. It is suitable for light work, as an F-clamp for woodworking, and for DIY projects. [Pliers and Jigs] The 4-inch (approx. 10.2 cm) quick-release woodworking clamps are available in two configurations: as a jig or as a clamp. The jaws are easily reversible, allowing the jig to be converted into a spreader clamp or a clamping tool. [One-Hand Clamp] The one-hand F-clamp features a new handle and trigger for easy one-handed operation. The arrow grip is comfortable to hold, and the quick-release button allows the arm to be adjusted to the desired length. [ROBUST AND STABLE] The mini pole clamps are made of high-quality nylon and hardened steel, therefore offering excellent impact resistance.