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Armstrong 78-030 Heavy Duty Pattern C-Clamp, 3-5/16-Inch Capacity

1 customer review

List Price: $130.02
Price: $117.99 & FREE Shipping. Details
You Save: $12.03 (9%)
Only 2 left in stock (more on the way).
Ships from and sold by Gift-wrap available.
  • Enter your model number above to make sure this fits.
  • Made in the USA - quality and availability
  • The strongest C-clamp produced
  • Forcing screw has a square head, does not include a handle
  • Square head is deigned to be turned with a wrench or 4 / 8 point socket due to high load capacity
  • Extra long, heavy walled hub prevents springing under full recommended load
See more product details
4 new from $105.83

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$117.99 & FREE Shipping. Details Only 2 left in stock (more on the way). Ships from and sold by Gift-wrap available.

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Product Description

Product Description

C-clamp- heavy duty 1-1/4 to 3-

From the Manufacturer

Armstrong Industrial Hand Tools have a heritage of Made in the USA since four brothers founded the company in 1890. This Armstrong brand product is built from premium materials and workmanship ensuring unequalled strength, toughness, and durability. Product Type: Heavy Duty Pattern C-Clamp Capacity Maximum (Inch): 3-5/16 Capacity Minimum (Inch): 5/8 Depth of Throat from Center of Screw (Inch): 2 Thread Size (Inch): 7/8-9 Length of Screw (Inch): 5-3/4 Minimum Proof Test (lbs): 16,250 Full Length Forcing Screw: No Finish: Black Oxide US Federal Specification: GGG-C-406d Replacement Forcing Screw: 95-385 Forcing Screw Threads: Standard V Threads.

Product Information

Technical Details
Part Number 78-030
Item Weight5.8 pounds
Product Dimensions9.2 x 6.5 x 1.5 inches
Item model number78-030
Discontinued by manufacturerYes
Item Package Quantity1
Additional Information
Best Sellers Rank #361,097 in Home Improvement (See top 100)
Shipping Weight6.3 pounds (View shipping rates and policies)
Domestic Shipping Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues.
International Shipping This item is not eligible for international shipping. Learn More
Date First AvailableNovember 9, 2004
Warranty & Support

Manufacturer’s warranty can be requested from customer service. Click here to make a request to customer service.

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Most Helpful Customer Reviews

By Kevin on January 17, 2015
Verified Purchase
Heavy duty with a great finish just like it says.
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Armstrong 78-030 Heavy Duty Pattern C-Clamp, 3-5/16-Inch Capacity
This item: Armstrong 78-030 Heavy Duty Pattern C-Clamp, 3-5/16-Inch Capacity
Price: $117.99
Ships from and sold by
Want to discover more products? Check out these pages to see more: extra heavy duty c-clamps, c clamp, 5 inch