Bulk 5/16-18 Indented Hex-Washer Head Taptite Alternative Thread-Rolling Screws, Full Thread, 18-8 Stainless, Passivated + Wax – Monster Bolts usa-made Their tri-lobular thread-rolling point forms

Their tri-lobular thread-rolling point forms precise internal threads as it drives — eliminating chips and the need for taps — while the 82° countersunk flat head seats flush for a smooth

Why Choose Grade A for 1-1/2"-6 Hex Bolts

adding strength against fatigue failure

These screws feature a plain finish

trust 1/4"-20 ASTM A307 Grade A Hex Bolts

Bulk 5/16-18 Indented Hex-Washer Head Taptite Alternative Thread-Rolling Screws, Full Thread, 18-8 Stainless, Passivated + Wax – Monster Bolts usa-made Their tri-lobular thread-rolling point formsMonster Overview: Bulk 5 16 18 Indented Hex Washer Head Taptite Alternative Thread Rolling Screws from Monster Bolts pair a high torque hex drive with an integrated washer that spreads load and protects finishes. Made from austenitic 18 8 (A2) stainless steel, these trilobular fasteners roll form strong, reusable threads in untapped holescutting assembly time while delivering excellent corrosion resistance and vibration security in aluminum, mild