Bulk #4-20 × 3⁄8″ & ½″ Phillips Flat Head 48-2 Thread-Forming Screws for Thermoplastics – 410 Hardened Stainless, Passivated & Wax-Lubed Length:4000 Qty - #4-20 x 3/8" 25 thread for precise torque

25 thread for precise torque control and secure clamping in demanding applications

Hex Drive: 4

✔️ High-strength Grade 8 alloy steel for heavy-duty applications

✔️ Ideal for indoor and light outdoor applications

High-Strength 410 SS: Heat-treated martensitic stainless outperforms 18-8 in hardness

Bulk #4-20 × 3⁄8″ & ½″ Phillips Flat Head 48-2 Thread-Forming Screws for Thermoplastics – 410 Hardened Stainless, Passivated & Wax-Lubed Length:4000 Qty - #4-20 x 3/8" 25 thread for precise torqueMonster Overview: Strengthen miniature thermoplastic housings with #4 20 Phillips Flat Head 48 2 Thread Forming Screws in tough 410 martensitic stainless steel. The Plastite alternative tri lobular flank cold flows plastic, creating chip free internal threadsno tapping, no debris. Each screw is through hardened ( Rc 40 45), passivated to ASTM A967, and factory wax lubed for repeatably low seating torque. Monster Features: Flush 82 Flat Head: Seats