What is a timber screw? Timber screws have durable epoxy coating for pressure treated lumber. Hex head timber screws have special locking thread at finish with wide spread wood screws threads below that provides a full 3 inches hold in wood. With self -pierci...

Timber screw development through ongoing design and testing, providing our customers with an innovative fastening solution provider backed by a strong legacy and financial stability Our direct interactions with customers and on-site applications help us create...

Benefits of Ruspert coating screw 1. Low Processing Temperatures: The highest temperature during Ruspert coating will be under 200℃. The low temperature prevents metallurgic      changes from occurring in the metal substrate. It will maintain the mechani...

Super Anti-Corrosion: Ruspert Coating Perhaps you have heard of many screw surface treatments such as galvanizing, phosphating, and even dacromet. The main function of these surface treatment processes is anti-corrosion, and ruspert is an emerging, higher-lev...

Self Drilling Screw - Hex - With Dome Washer (a.k.a Polycarbonate Washer) Self-Drilling Polycarbonate Roofing Screw provides single step installation with no pre-drilling required. The unique cutting head ensures the correct size expansion hole is pre-drilled ...

How Self-Drilling Screws are Used Roofing Self-drilling screws for metal roofing are specially designed with a washer to form a tight seal when fastening. As with all self-drilling screws, they have a drill bit formed point that makes inserting them quick and ...

Materials can be divided into: Carbon Steel 1022A, Stainless steel 410, Stainless steel 304. 1. Carbon steel Self Drilling Screw, 1022A. Standard heat-treated steel can be used as a material for the production of drill tail screws. After heat treatment, the ...

Light steel structure is a young and vital steel structure system. It has been widely used in general industrial, agricultural, commercial, and service buildings. It has also been used in adding floors, transforming, and reinforcing old buildings, and in areas...

D-Tough Series Self Drilling Screw RANGE OVERVIEW Heavy duty D-Tough series screws from our tek screw metal self drilling screw range. Features include hex large diameter washer head offering a large surface area for a strong clamping action and a hardened...

DD Fasteners D-tough series Screw (a.k.a Replace Marutex tek screw) is used for metal to metal fixing of thick steel purlin and hot rolled steel. Used for metal to metal fixing in the HAVAC, plumbing and steel fabrication industries where thick steel section ...

DD FASTENERS - a simple pressure gasket providing leak-proof sealing from water, gasses, oils and other fluids. EPDM rubber is vulcanized the metal from the zinc plated mild steel, aluminum, and stainless steel. Bonded washers are the cost-effective solution...

Product name: Pan / CSK/ Flat head Self drilling screws Material: 410 stainless steel Color: Plain Specifications: (M3.5-M3.9-M4.2-M4.8-M5.5-M6.3) ◆ High-quality 410 Stainless Steel Self Drilling Screws Assortment Kit ◆ Material: 410 Stainless Steel; Scr...