BESSEY CM Drop Forged C Clamp Small Jobs Welding Tool 4 Inch 3-1/4" Throat Depth | eBay
Wright Tool 90404C 4 inch Deep Throat Forged Steel C-Clamps (Copper Screw) - Test Load 6,500 lbs. WRI90404C
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2 Pack 4 Inch C-Clamp Set, Heavy Duty G Clamps with 4-Inch Jaw Opening Sliding T-Bar Handle, Industrial Strength 4" C Clamps for Woodworking, Welding, Building - Amazon.com