Wood screws are rated in gauges, which indicate their thread diameter. The larger the gauge, the thicker the screw. Most home centers will carry wood screws in as small of a gauge as 6, which is slightly thicker than 1/8 inch, up to a 12 gauge, which is a bit less than 1/4 inch. In addition to a Torx -head design that eliminates cam-out slippage, these innovative self-countersinking screws feature six cutting pockets beneath the head and sharp, saw-like lower threads to drive through a variety of materials smoothly, without tearing. HEXALOBULAR INTERNAL SOCKET drive screws . Torks Screws , were first developed in 1967 by Camcar/Textron and the Torx Drive System was patented by them.Seventeen years later (1983/1984) when the patent expired for Torx Screws , many manufacturers started making Torx Drive products, but because Camcar/Textron maintained the trademark Torx , the new products were called 6-Lobe Screws .

What kind of screws should you use on your next project? It’s easy to be confused. Screws are undoubtedly the most versatile fasteners used in woodworking, but there are a lot of choices. Wood screws are handy for quickly building jigs and clamping forms, These #10 Powerhead Wood Screws feature a 9/16'' diameter head for superior holding power and is perfectly sized for a FastCap screw cap. FREE! TABLE OF METRIC TO DECIMAL CONVERSION.

Alternating high and low threads minimize driving torque and allow the screw to hold more material between threads for a stronger hold and better strip-resistance than standard drywall screws for wood . Lag screws (US) or coach screws (UK, Australia, and New Zealand) (also referred to as lag bolts or coach bolts, although this is a misnomer) are large wood screws .Square-headed and hex-headed lag screws are covered by ASME B18.2.1 standards, and the head is typically an external hex. A typical lag screw can range in diameter from 1 ⁄ 4 in (6.35 mm) to 1 1 ⁄ 4 in (31.75 mm), Also known as Tap-Flex screws , these are made from hardened steel hererate hard material. They have a five-edged shank that presses tightly against the material to form threads and resist loosening.

Make the most of you of your outdoor project with Deck Mate brand exterior screws . Designed for use with all treated lumber and all exterior projects to connect wood to wood . A lifetime polymer coating