The sheh kai SK concrete screws are self-cutting concree screws. The scres consist either of zinc plated carbon steel (gvz) or of bimetal (A4) with a hardened tip of the screw made of carbon steel. our screw anchors are designed to fasten fixtures to concrete with strengthen threads interlocked with undercut concrete. by its thread design, the lead threads of screw anchors well cut into the concrete member and provide high load anchoring. Our products are not only ISO certified but also international certificate such as ETA and ICC by DIBt covered.
Full carbide welded tip of SDS Plus drill bit is also exclusively developed with features of high strength, high tenacity and high speed in conjunction with strong hammering power, heat endurance and wear resistance. Our products are not only ISO certified but also international certificate such as PGM covered.