Professional tool for commercial or occasional use Manufactured from chrome vanadium steel for strength and durability Drop forged and tempered for added strength and thin nickel plated for rust and corrosion resistance 3 pc welding C Clamps Fast release C Clamp with regular tips has an easier controlled one handed opening trigger mechanism Swivel pads on all 3 of the clamps Increased finger room allows for access into tight awkward areas Small jaw area at contact point ideal for close working quarters Features pad on the end of the jaws to increase surface area for tighter grip Held under extreme conditions such as welding and hammer strikes allowing for accurate work to be achieved quickly and easily C clamp features adjustable locking design to free your hands up when welding Locking clamp for accurate work Holds part in proper alignment even with materials of different thickness Also features a bolt that is used to adjust the spacing of the jaws (allowing different thickness of material to be used easily and efficiently) as well as allowing for fine adjustment and additional controlled release of the tool 3 pc welding C Clamp set SET INCLUDES THE FOLLOWING - 1 x C clamp / total length 6" (150mm) Maximum opening 35mm - 1 x C clamp / total length 11" (225mm) Maximum opening 45mm - 1 x C clamp / total length 18" (450mm) Maximum opening 90mm Comes in a plastic tool roll for easy storage and transportation