Clamp features a double-rolled thread for faster clamping and increased durabilityC-clamp has a larger swivel pad to reduce marring on work surfaces and increase stabilityLarger handle for greater clamping pressure with less effort and reduced hand fatigue4-inch clamping capacity3-inch throat depthClamp features a double-rolled thread for faster clamping and increased durabilityC-clamp has a larger swivel pad to reduce marring on work surfaces and increase stabilityLarger handle for greater clamping pressure with less effort and reduced hand fatigue4-inch clamping capacity3-inch throat depth