Irwin 225104 C-Clamp, 900 lb Clamping, 4 in Max Opening Size, 3 in D Throat, Steel Body, Blue Body

Double-rolled thread for faster clamping and increased durability. Larger swivel pad reduces marring on work surface and increases stability. Larger handle for greater clamping pressure with less effort and reduced hand fatigue. Features: - Double-rolled thread for faster clamping and increased durability - Larger swivel pad reduces marring on work surface and increases stability - Larger handle for greater clamping pressure with less effort and reduced hand fatigue