Elco Dril-Flex Structural Hex Washer Head Self-Drilling Screws: #14-20 x 4, #4 Point fpsh These machine screws are used

These machine screws are used with nuts or directly into a female threaded receptacle to fasten metal parts together

Crete-Flex SS4 fasteners deliver corrosion resistance

Optimum viscosity simplifies use in overhead and horizontal holes

Lower-hardness in load-bearing threads for ductility

Elco Dril-Flex Structural Hex Washer Head Self-Drilling Screws: #14-20 x 4, #4 Point fpsh These machine screws are usedDril Flex screws are engineered and processed to help prevent hydrogen induced brittle failures. Each fastener undergoes the unique Flex Technology dual hardening process, ensuring the optimal combination of ductility and hardness required for maximum performance in the field. Stalgard coating provides additional corrosion resistance. Testing of this product, in accordance with ASTM standards, has proven that Dril Flex screws provide the same