SPAX - Safety, quality and reliability since 1967. The branded product in the characteristic green packaging - produced at the home in Germany and exported from there to all the world: clever minds in Ennepetal constantly develop new ideas, expand the product range and establish the highest quality for DIY enthusiasts, professional processors, planners and architects. on the whole Welt. - This product is suitable for use: universal. Spax exclusive Yellox surface: Increased corrosion protection and more environmentally friendly than the usual yellow zinc plating by eliminating chrome (VI) - As a multi-head pronounced countersunk head for flush countersinking and comfortable processing, milling in wood, brakes on metal. Optimal power transmission and clean fit with Phillips blade size Z2 - fatigue free working and longer battery life: no pre-drilling (depending on wood). Easy penetration, reduction of splitting effect thanks to 4CUT: four edges in the screw tip. Easier cutting of the wood fibre thanks to the Spax wave profile, made in Germany. Construction approved: European technical approval for screws as a wood connecting agent in supporting wood structures (ETA-12/0114). Box contents: 1 Spax box, 200 pieces universal screw, Phillips YELZ3, countersunk head, fully threaded, 4CUT, LOX surface. e, thread diameter (diameter 1) = 3.5 mm x total length (Ls) = 20 mm, full thread length (LgV) = 16 mm, head diameter (diameter): 7 mm, bit not included