The Cup Square Carriage Bolt and Nut Bright zinc plated product measures M8 x 50:mm L is a domed head bolt used for timber joist construction in buildings and numerous decking applications. It has a round head and square anti-spin shoulder that grips into the fixed part.. The zinc oxide acts as a barrier to further oxidation. Manufactured from stainless steel, it is available in a range of sizes to suit varied applications. The screw has an unthreaded shank which helps to slide easily through th

Brand Name	Unifix