Double Countersunk Woodscrew, Pozi, 4mm x 40mm, Steel [Pack of 100]

High performance chipboard screw, these turbo pozi drive Hi-Tec screw are engineered for precision from point to head. The double-cut type 17 point delivers faster starts and reduced splitting. Serrated cutting edges, wax coating, and a reaming mid-section lower torque while boosting grip. With a deep-cut thread, double countersunk head, and deep Pozi recess, they’re ideal for clean, secure fixing in hardwood, softwood, and MDF.