Concrete Screws is widely used in construction field. Concrete Screws have Torx Drive recess, which can reduce driver wear and prevent cam out. The Hi-Lo threads design is easy for insertion. The serrated V threads can achieve optimum insertion into all masonry types. The common Sizes are from 7.5x50-7.5x200. Besides, we also accept customized drawing. The package, we can do small color box based on client’s design. NEWSCREW’s Concrete Screws we offer is 3 years warranty.
|Material||Carbon steel, Stainless steel|
|Surface treatment||Plain, Black, Zinc Plated(ZP), Yellow Zinc Plated (YZP)and Hot DIP Galvanizing(H. D. G. ), Dacromet, Nickel Plated, Brass Plated.|
|Grades/Class||3.6,4.8, 5.8, 8.8, 10.9, 12.9, 2, 5, 8, A193-B7.|
|Standards||DIN, BSW, JIS, UNC, UNF, ASME and ANSI, Non-standard, Customized Drawing.|
|Thread||Metric Coarse, Metric Fine, UNC, UNF, BSW, BSF.|
|Sizes||M3-M60, 1/4 to 3 inches.|
|Packing||Bundle or Carton or Others|
The usage of the NEWSCREW’s concrete screw:
Drill the hole 90 degree to the substrate. Always over drill the hole depth for dust and debris.
Using a power tool, tighten the fixing firmly against the attachment.
Concrete / Brick / Stone / Concrete block / Wood
The material of concrete screw:
C1022, case hardened, surface hardness HV450-750, core hardness HV270-390, carbon penetration depth 0.15-0.30mm
Concrete Screws sold by NEWSCREW is commonly used for fixing PVC and timber frames directly to masonry and it also suitable for directly use in concrete, concrete blocks and masonry.