Bulk #8-18 Pan Head Phillips / Slotted Combo Self-Tapping Screws (Type AB) – Zinc CR+3 – Monster Bolts 440138 Radius Under Head: Minimizes stress

Radius Under Head: Minimizes stress concentration to improve resistance against fatigue failure

Automotive & Industrial: Perfect for components needing fine-thread precision and high strength

Always follow ICC-ES evaluation guidelines and job-site engineering for spacing and edge distances

Thread Size: 1/2"-20 Fine Thread (UNF)

Feature Details Diameter / Thread #8-32 UNC Available Lengths Fully threaded — select length above Head / Drive 6-Lobe Pan – Torx® Drive Point Style Taptite-style trilobular thread-rolling Material Carbon Steel Finish Zinc Bake & Wax (RoHS) System of Measurement US / Inch Standards Meets ASME B18

Bulk #8-18 Pan Head Phillips / Slotted Combo Self-Tapping Screws (Type AB) – Zinc CR+3 – Monster Bolts 440138 Radius Under Head: Minimizes stressMonster Overview: Fix your project right the first time with Bulk #8 Type AB Pan Head Phillips Slotted Combo Self Tapping Screws from Monster Bolts. These self tapping screws utilize a Type AB tapping thread, enabling secure thread formation in metal or wood while providing consistent installation performance. The Phillips slotted combination drive adds flexibility in the field, allowing installation with either a Phillips driver or a standard flat