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PREMIUM AUTOMOTIVE HEX HEAD SEMS TAPPING SCREWS
Professional automotive fastener designed for GM front-end and air-conditioning applications.
This screw features a pre-assembled SEMS washer, allowing the washer to remain captive under the hex head during installation. The 12mm outside-diameter washer provides a larger bearing surface for secure fastening of automotive components.
Manufactured with a phosphate finish and an A/AB point for automotive sheet-metal applications.
Designed as an OEM-style replacement for several GM applications and cross-referenced with multiple automotive fastener suppliers and distributors.
If you are replacing an OEM clip and matching by part number — this cross-reference list covers all known equivalents.
📦 SPECIFICATIONS
- Screw Size: M4.2-1.41
- Length: 20mm
- Head Type: Hex Head SEMS
- Wrench Size: 7mm
- Washer Diameter: 12mm
- Point Type: A/AB (Self-Tapping)
- Material: Steel
- Finish: Phosphate
- Color: Black / Dark Grey
- Country of Origin: Taiwan
📦 PRODUCT DETAILS
- Condition:Brand Shop Supplies, Clip Lizard & Pieces
⛽ IMPORTANT NOTES
- Check part number and measurements before purchasing.
- Minor design differences may affect fitment.
- If unsure, message us — we are happy to help.
🔃 INTERCHANGE PART NUMBERS🔹 GM OEM
🚗 COMMON APPLICATIONS
GM Front-End Components
- Air Conditioning Components
- Automotive Sheet Metal
- Front-End Panels
- Brackets
- Body Hardware
- General Automotive Fastening
- GM OEM Replacement Applications
🚚 FAST SHIPPING FROM USA WAREHOUSE
- Secure Packaging
- Tracking Provided
- 30-Day Hassle-Free Returns
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