Countersunk Bolts are widely used in such applications where smooth surface is required. Countersunk Bolts that we offer are widely acclaimed for durability, corrosion resistance, smooth finish and high strength as these are made from high-grade raw materials. Our range of Countersunk Bolts is available in different sizes and specifications as per requirement. These Countersunk Bolts are widely applied to bridge railing, decking, walkways, etc. Details : DIN 7991 Range : Dia M4-M20 : Dia : 1/4-5/8 Length up to 150 mm