**Features** *Double countersunk reduces the likelihood of head shear|*TIM Drive Recess (T10, T20, T25, T30) recess to reduce driver wear, offer more positive drive and prevent camming out.|*6 Ribs on the second countersink to assist completion of countersinking and prevent damage to furniture hardware.|*Partially threaded above 25mm to improve clamping effectiveness.|*Lubricated with Gleitmo 605 to enhance screw insertion time and a greater resistance to corrosion.|*Plated in Zinc 5-8 microns and yellow passivated to give a high resistance to corrosion.|*Wave-Thread serrations on 1/3 of the thread reduces driving torque.|*Unique thread configuration to give a rapid installation and a secure fixing with high pull-out resistance.|*Type 17 Slash Point eliminates the need for pre-drilling and prevents the wood from splitting. **Special Features** *The TIMco Classic Plus has ribs only on the second countersink; this allows the screw to sit flush into a hinge countersink and prevents the ribs from damaging the plating.