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 fatigue6-inch clamping capacity3-1/2-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 fatigue6-inch clamping capacity3-1/2-inch throat depth