Irwin Vise-Grip The Locking Chain Clamp, 9 in. is designed to hold and lock securely around any object, regardless of its size or shape, making it for awkward or irregularly shaped pieces. The chain quickly adjusts with a ratchet action that works in either direction, ensuring a firm grip that stays in place for repetitive use. Featuring a classic trigger release, this clamp provides maximum locking force for reliable performance. Crafted from durable alloy steel, it includes an 18-inch chain length for versatile clamping. This tool is i for a variety of applications where a strong, adjustable clamp is needed. Model Number: 20-R