Bulk 5/16-18 Indented Hex-Washer Head Taptite Alternative Thread-Rolling Screws, Full Thread, 18-8 Stainless, Passivated + Wax – Monster Bolts Length:500 Qty - 5/16-18 x 1-1/2" 50 thread delivers greater preload

50 thread delivers greater preload control and vibration resistance in high-torque joints

Head Style: Low-profile pan head distributes load without countersinking—perfect for thin plastic covers

they ship fast from our Florida warehouse with industry-leading customer support

Enhance your projects with our premium 1/2"-20 Stainless Steel Button Socket Cap Screws

Captive Washer: Integral flange spreads load on plastic lids & housings—no separate washer required

Bulk 5/16-18 Indented Hex-Washer Head Taptite Alternative Thread-Rolling Screws, Full Thread, 18-8 Stainless, Passivated + Wax – Monster Bolts Length:500 Qty - 5/16-18 x 1-1/2" 50 thread delivers greater preloadMonster 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