Bulk 5/16″-18 6-Lobe (Torx) Pan Head Floor-Board Screws — Type F Thread-Cutting, Black-Phosphate Length:300 Qty - 5/16-18 x 2-1/2" Hardened 410 stainless steel undergoes

Hardened 410 stainless steel undergoes heat treatment to provide exceptional tensile strength and wear resistance

Their polished appearance adds a professional look while offering durable protection in challenging environments

Precision Fit: Designed for use with a 3/4” hex key for accurate and secure assembly

3 / SAE J1237 Type 25

Bulk 5/16″-18 6-Lobe (Torx) Pan Head Floor-Board Screws — Type F Thread-Cutting, Black-Phosphate Length:300 Qty - 5/16-18 x 2-1/2" Hardened 410 stainless steel undergoesMonster Overview: Designed for steel decking, trailer floors and heavy timber to steel joints, these 5 16 18 6 Lobe (Torx) Pan Head Floor Board Screws feature a Type F cutting point that taps its own threads in mild steel or dense hardwoodno nuts, no pre tapping. A low glare black phosphate conversion coat with light oil provides corrosion resistance and RoHS compliance, while a factory wax oil film keeps drive torque predictably low. Supplied in bulk