Socket Sets

C-Clamps11General Service PatternDesigned for use in the many applications which don’t require the throat depth of ourSquare or Deep Throat pattern, or the extreme strength of our Heavy Duty Pattern.Product Capacity Inches Depth of Throat from Thread Length Min. Proof Weight,Number Max. Min. Center of Screw, In. Size of Screw Test, lbs. lbs.78-102 2 0 1-3/8 1/2-13 4-7/8 7,500 1.2678-103 3 0 1-3/4 5/8-11 6-3/8 8,750 2.6078-104 4 0 2 3/4-10 7-7/8 10,000 4.1378-106 6 2 2-1/4 3/4-10 7-7/8 11,250 5.9078-108 8 4 2-1/4 3/4-10 7-7/8 12,500 6.9078-110 10 6 2-3/8 3/4-10 7-7/8 13,750 8.0078-112 12 8 2-5/8 7/8-9 10-1/4 15,000 11.6178-115 15 10 2-3/4 7/8-9 10-1/4 16,250 14.9578-118 18 13 2-7/8 7/8-9 10-1/4 17,500 18.21Fed’l Spec. GGG-C-406dGeneral Service Pattern, with Full-Length ScrewProduct Capacity Inches Depth of Throat from Thread Length Min. Proof Weight,Number Max. Min. Center of Screw, In. Size of Screw Test, lbs. lbs.78-107 6 0 2-1/4 3/4-10 9-5/8 11,250 5.9078-109 8 0 2-1/4 3/4-10 11-11/16 12,500 6.9078-111 10 0 2-3/8 3/4-10 13-9/16 13,750 8.0078-113 12 0 2-5/8 7/8-9 16-1/4 15,000 11.6178-116 15 0 2-3/4 7/8-9 19-1/4 16,250 14.9578-119 18 0 2-7/8 7/8-9 22-1/4 17,500 18.21Fed’l Spec. GGG-C-406dSquare Throat Pattern, Black FinishDesigned for those jobs where a super deep throat is required. Square throat clamps offerup to 89% more throat depth than other patterns, but embody all the strength and durabilityinherent in a drop forged C-clamp.Product Capacity Inches Depth of Throat from ACME Thread Length Min. Proof Weight,Number Max. Min. Center of Screw, In. Size of Screw Test, lbs. lbs.78-303 3 0 3-1/2 1/2-8 4-7/8 3,500 2.5278-304 4 0 4-1/2 3/4-6 7-5/8 4,100 4.4978-306 6 0 6-1/2 3/4-6 9-7/8 5,400 8.0578-308 8 0 8-1/2 3/4-6 12-3/8 5,900 13.11Fed’l Spec. GGG-C-406dSquare Throat Pattern, Zinc PlatedDesigned for those jobs where a super deep throat is required. Square throat clamps offer upto 89% more throat depth than other patterns, but embody all the strength and durabilityinherent in a drop forged C-clamp. Features spatter resisting zinc plated forcing screws foruse in welding.Product Capacity Inches Depth of Throat from ACME Thread Length Min. Proof Weight,Number Max. Min. Center of Screw, In. Size of Screw Test, lbs. lbs.78-333 3 0 3-1/2 1/2-8 4-7/8 3,500 2.5278-334 4 0 4-1/2 3/4-6 7-5/8 4,100 4.4978-336 6 0 6-1/2 3/4-6 9-7/8 5,400 8.0578-338 8 0 8-1/2 3/4-6 12-3/8 5,900 13.11Fed’l Spec. GGG-C-406dC-Clamps and Lifting Eyes (Eye Bolts)11-2