J Type Anchor Bolts J Type Foundation Bolts Model:M12,M16,M20,M24,M30,M36,M42,M48 Material:Carbon or stainless steel How to choose satisfactory anchor bolts? Following the steps as below, you will get satisfactory anchor bolts. It will take you only a few minutes. 1. Material Mild Steel (Carbon Steel) / Stainless Steel 304 (18-8 Stainless Steel) 2. Anchor Bolt typeJ - Hook: Intended for ...