Fifty Pack Hex Head Sems Tapping Screws M4.2 X 20mm Phosphate Coated Auto Trimmer Fasteners For Gm Jeep Wrangler Chevy Truck Buck Gmc Top Shelf Quality No Sweat Install Kit

Fifty Count M4.2 Hex Tapping Screws For Vehicle Paneling
✔️ M4.2x20mm #8 fasteners with sixteen millimeter washer flats

This fifty piece hardware bundle drops straight into dashboard linings door panels and underbody heat shields where old clips fail. The self drilling tip cuts its own pathway into thin steel without extra tools so you can swap ruined fasteners in minutes. We packaged these metric bolts with phosphate treatment to stop rust bleeding onto paint. Mechanics grab this handy assortment when working on busted trim brackets behind steering wheels or securing radiator blankets on aging Chevys and Jeeps. You get zero fuss installs that plug right into stock mounting points.

✅ Metric M4.2 thread step measures 1.41 mm (.055 in) pitch depth
✅ Twenty mm shaft length converts to.78 in total reach span
✅ Sixteen mm washer face covers.625 in outer diameter zone
✅ Seven mm hex socket fits standard.375 in socket width

💡 Why choose phosphate coated sems screws for truck dash repairs? - This integrated hardware pairing saves you from hunting loose washers on greasy workbenches. - The dark oxide finish blocks road grime moisture and prevents galvanic corrosion on aluminum cowl panels. - You depend on steady clamp load when fighting corroded threads or thick rubber vibration pads. - Stock half a dozen in your glove box for quick fender liner upgrades and dash retainer replacements.