Stainless steel fastening system KKT

for flooring

Exterior screws, conical head Available in carbon steel with organic coating and in A4 stainless steel UNDERHEAD COUNTER-THREAD Inverse underhead thread (left-handed) for excellent grip TRIANGULAR THREAD Front triangular thread for excellent grip and wood penetration CONICAL HEAD Small conical head to ensure it is hidden in the wood COLOURS AND MATERIALS Available in carbon steel with special coating and in A4 stainless steel FIELDS OF USE Exterior use; appropriate for service classes 1-2-3 INVISIBLE HEAD Aesthetically pleasing and longlasting fastening, thanks to the extremely small conical head that becomes ever less visible in the wood as time goes on TIGHTENING FORCE The inverse underhead thread generates excellent grip capacity for the screw, which allows for perfect closure of the joint as well as stable fastening. The doublenotched tip increases this effect. AGGRESSIVE ENVIRONMENTS A4 stainless steel screws guarantee excellent resistance to corrosion even in very aggressive environments. The A4 version with a coloured head is ideal for invisible fastening. Applications Façade fastening with the stainless steel version Patio fastening with the carbon steel version Façade with horizontal battens fastening with the stainless steel version Range The carbon steel version with organic coating is available in five different colours and includes a self-perforating tip with a double notch that increases the capacity to cut the fibres during tightening. The A4 stainless steel version includes a self-perforating tip with a single notch and is also available with a brown or grey coloured head.