EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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Crimptite® Self-Tapping Screws provide unmatched performance against strip-out and vibration loosening in sheet metal applications. Even after removal and reinsertion, they maintain their strong holding power for more solid assemblies and greater joint integrity.

They are available in two styles - serrated or smooth bearing surfaces, in sizes #6 - 5/16" (M3.5-M8). Head style are hex or round washer, and they can use any thread or point style.
Unit of Measure

Specifications

Brands

 N/A Crimptite®

Material

 N/A Carbon Stainless Steel

Screw Size

 N/A 39817

Overall Head Height D

 N/A 0.299 in

Under Head Flat C

 N/A 0.025 in

Washer Thickness B

 N/A 0.105 in

Maximum Width across Flats

 N/A 0.375 in

Washer Diameter

 N/A 0.530 to 0.550 in

Features and Benefits

Features and Benefits

 N/A
  • Higher drive-to-strip ratios than other sheet metal screws
  • Increases resistance to strip-out
  • Increases resistance to vibration
  • Reliable performance even after reinsertion
  • Allows use of lighter-gage sheet metals
  • Can serve as repair screws where standard sheet metal screws have stripped out
  • Undercut washer head
  • Shank is threaded into undercut areas