This variant of the Spax Countersinking Torx Wood Screws is sized at 4mm diameter x 40mm length, a popular all-round size well suited to outdoor timber fixing tasks such as fence boards, garden structures, and general exterior woodwork. Manufactured from A2 1.4567 stainless steel, these screws provide excellent resistance to rust and corrosion, ensuring a long-lasting fix even in challenging outdoor conditions. The T-STAR Plus Torx drive offers a reliable, positive bit connection, and the 4CUT point allows the screw to be driven without a pilot hole in most wood types. Features and Benefits: • A2 1.4567 stainless steel — rust-free and corrosion resistant • T-STAR Plus drive for secure bit fitment, even overhead • Flush countersinking MULTI Head for a neat finish • Serrated threads for fast, reliable fastening • 4CUT point — no pilot holes needed in many wood types • Suitable for direct outdoor exposure Specifications: Diameter: 4mm Length: 40mm Qty: Pack of 25 Spax No: 4197000400402 Thread Diameter: 4mm Total Length: 40mm Partial Thread Length: 35mm Head Diameter: 8mm Bit Size: T20

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