Heavy Duty M12 X 160mm Hex Socket Head Cap Screws Two Pack, 12.9 Grade Carbon Steel Partially Threaded Black Oxide Bolts With Allen Drive For Tough Jobs And Solid Shop Builds

heavy duty grade 12.9 m12 x 160mm hex bolt set
✔️ M12 size, 160mm length, 10mm drive, 18mm head, black oxide finish

This heavy duty fastener set delivers serious holding power for demanding machine shop projects and garage repairs. You get two fully hardened hex socket head cap screws perfect for mounting brackets, aligning metal plates, or securing heavy mechanical assemblies where standard bolts fall short.

✅ Thread diameter: 12mm / 0.47inches ✅ Overall length: 160mm / 6.3 inches ✅ Thread pitch: 1.75mm / 0.07 inches ✅ Screw head diameter: 18mm / 0.71 inches ✅ Allen hex drive size: 10mm / 0.39 inches ✅ Strength rating: 12.9 grade with 1220 N/mm2 tensile capacity

💡 what are the primary benefits of using partially threaded hex bolts for shop fabrication projects? The real value here comes down to precision load management when assembling tough mechanical setups. - Partial threading leaves a smooth shank area that acts as a precise alignment pin and takes the shear stress away from the threads. - Grade 12.9 carbon steel provides extra tight clamp loading without slipping, which is huge for trailer frames. - The black oxide finish locks out dirt buildup and stops rust before it even starts, saving you time on maintenance later.