M4 M5 M6 M8 M10 M12 M16 and M20 Black Plastic Dome Head Bolt Nut Protection Caps. Check the size chart below for correct ordering. Quantities available 5, 10, 20, 50, and 100, 500AND 1000 Pieces. Discount Available for Order Exceeding 5000 Pieces Please Enquire. Ideal for covering exposed Hex Head Fasteners such as Nuts […]