145pcs M4-M12 Dome Hex Bolt Nut Head Caps Cover Against Protection Plastic Black Material:Nylon They are well-suited for workshop

They are well-suited for workshop technicians

The overall construction of the bearing is built to withstand the rigors of continuous use

Size (Diameter x Thickness):1x1mm 4x2mm 5x2mm 6X1

Working length: 35mm 40mm 42mm 48mm 55mm

✅ Compatible with standard 1/4" hex drivers

145pcs M4-M12 Dome Hex Bolt Nut Head Caps Cover Against Protection Plastic Black Material:Nylon They are well-suited for workshopFeatures Package Include: This kit includes 6 sizes screw covers, M4, M5, M6, M8, M10 and M12, 145pcs in total, a nice assortment of sizes that helped you match and find all the screw covers you would need, and different sizes of products are placed separately to avoid confusion. Wear resistant: The screw covers are made by high quality nylon, anti scratch and can last for a long time, not only protect screws and bolts form rusting and erosion, but