Solid As A Rock Black Oxide Torx T15 Star Drive Fillister Head Gun Screws Eight Forty Thread Quarter Inch Long Heavy Duty Muzzle Brake Fasteners Goes On Smooth Every Time Killer Grip Pack Of Ten For Serious Builders And Tinkerers

T15 Torx Fillister Gun Fastener 8/40 Thread Black Oxide Box
✔️ T15 Star Drive Fillister Screw 8/40 Thread Quarter Inch Black Oxide

These firearm mounting components are built for reliability under heavy recoil. They are commonly used to secure muzzle brakes, suppressors, and barrel shrouds on rifles and shotguns without stripping threads during assembly.

✅ T15 star drive recess prevents driver cam out during high torque installs
✅ 8/40 fine pitch thread locks securely against vibration and recoil
✅ 1/4 inch grip length fits standard receiver holes without modification
✅ Sold in a convenient ten piece pack for complete rebuild projects

💡 What makes star drive gun screws a handy choice for mounting suppressors or brake kits?

The six point recess spreads rotational pressure evenly so the tool stays seated tight.

- Fine matching threads coordinate with standard 8/40 tap drills for consistent pull strength

- Black oxide plating forms a hard shell that fights salt air and powder residue on outdoor ranges

- Fillister head design sits flush against flat metal surfaces to prevent snagging on gear or clothing

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