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Armstrong 78-306 6-Inch Capacity Super Deep, Square Throat Pattern C-Clamp, Black Finish

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ASIN B00063Y16A

Specifications for this item
Number of Items
Material Type
High alloy domestic steel
Part Number
Item Weight
8.05 pounds
Brand Name
Apex Tool Group

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Key Features

  • Made in the USA-quality and availability
  • Designed for use where a super deep throat is required
  • Super deep square throat offers up to 89-Percent more capacity than other patterns
  • Forcing screw has a sliding handle
  • Swivel pad completely encircles the ball joint providing permanent attachment as well as full swivel action

Package Details

Shipping Weight: 8.15 pounds
Package Size: 13.7 x 9.6 x 1.5 inches

Product Description

Armstrong Industrial Hand Tools have a heritage of Made in the USA since four brothers founded the company in 1890. This Armstrong brand C-clamp is forged from domestically produced steel ensuring unequalled strength, toughness, and durability. Capacity Maximum: 6, Capacity Minimum: 0, Depth of Throat from Center of Screw: 6-1/2, Thread Size: 3/4-6, Length of Screw: 9-7/8, Minimum Proof Test: 5,400, Full Length Forcing Screw : Yes, Finish : Black Oxide, US Federal Specification : GGG-C-406d, Replacement Forcing Screw : 95-465, Replacement Pad : 95-415, Zinc Plated Forcing Screw : No, Forcing Screw Threads : Rolled Acme Threads.

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