eMagTech 5PCS M10 Anti Theft Security Bolts x 70mm Expansion Anchor Suitable for Fixing Concrete Stone with 6mm Steel Balls

First mark the drilling position on the floor/wall, use a 16mm drill bit to drill to about 70mm, screw the bolt into the sleeve, then push or knock in the bolt and sleeve, tighten the bolt, After tightening, knock the ball bearing into the hexagonal wrench hole and fix it. Heavy duty 16mm diameter expansion tube, 70mm length M10 countersunk screw with hexagonal slot, suitable for 6mm hexagonal wrench. 16mm drill hole is required for installation. Anti-theft security bolts are suitable for fixing concrete, stone and brickwork, construction sites, storage logistics and shelving, etc. Anti-theft security bolts are made of stainless steel material, with excellent corrosion resistance and wear resistance, suitable for various harsh environments, and extend service life., Manufacturer: eMagTech