Description

Monster Overview:
Fix your project right the first time with Bulk 5/16"-18 6-Lobe Pan Head Machine Screws made from rugged 18-8 Stainless Steel. Designed for high-strength and corrosion-resistant performance, these fully threaded machine screws feature a wide pan head and reliable 6-lobe (Torx) drive that minimizes cam-out and driver wear. A go-to choice for industrial equipment, marine rigs, and demanding mechanical assemblies.
Monster Bolts delivers top-tier stainless hardware in bulk—ready to ship fast with U.S.-based support you can count on.
Monster Features:
- Material: 18-8 / A2 stainless steel – ideal for outdoor, chemical, and marine use.
- Thread Type: Unified Coarse Thread (UNC) – 5/16"-18
- Drive Style: 6-Lobe (Torx) – strong engagement with minimal stripping risk.
- Head Style: Pan Head – large contact surface and rounded profile.
- Thread Length: Fully threaded for full grip and flexibility in assembly.
Monster Specifications:
- Thread Size: 5/16"-18 UNC
- Material: 18-8 Stainless Steel
- Head Style: Pan Head
- Drive Style: 6-Lobe (Torx)
- Thread Coverage: Fully Threaded
More Monster Bolts:
Matching Nuts & Washers: Complete your assembly with bulk inch stainless nuts and bulk inch stainless washers for 5/16"-18 screws.
Order Yours Today and Experience the Monster Bolts Difference!
Buy with confidence! Every order from Monster Bolts is backed by our commitment to quality, fast shipping, and customer satisfaction.