Armstrong C-Clamp Deep Throat Pattern, Full Screw, 4 in.

Armstrong Model: 78-404

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Armstrong C-Clamp Deep Throat Pattern, Full Screw, 4 in. Armstrong Model: 78-404

Product Features & specs :

Armstrong C-Clamp Deep Throat Pattern, Full Screw, 4 in.

Details

Extra large anvil. Extra long hub. Heavy walled hub prevents bending. Square-head screw has hardened point. Patented ball joint swivel pad.

Features:

  • Made in the USA - Quality and Availability

  • Most Popular and Versatile Style C-Clamp

  • Forcing Screw has a Sliding Handle

  • Swivel Pad Completely Encircles the Ball Joint Providing Permanent Attachment as well as Full Swivel Action

  • Heavy Walled Hub Supports Forcing Screw Reducing Distortion

  • Forcing Screw has Roll Formed Acme Threads For Greater Strength, Smoother Running, Reduced Thread Damage, Producing More Clamping Force With Less Effort

  • Extra Large Anvil for Greater Gripping Area, Produced to Insure a Flat Surface for Proper Alignment with Screw

  • Meets or Exceeds US Federal Spec. GGG-C-406D

What’s Included:

Spindle Diameter

3/4 in

Opening Capaciy (Max.)

2-1/2 in / 4 in / 6 in / 8 in

Weight

3.55 lbs.

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