RAWLPLUG R-TS CHPIBOARD HD SCREW 4.0X25MM X30 PER BAG RAW R-S1-TS-4025R TS Chipboard screws 4 x 25mm Type: PZ Screw Head Cat no: RAW S1 TS 4025 Qty: 40 Bag Hardened screws for new generation wood composites and timber. Features and benefits Easy to screw in Underhead cutting ribs for easy countersinking and a precise flush finish Partially threaded for increased clamping strength Cutting notches and wax coating for reduced friction Crack avoidance Applications Chipboards Laminated wood and exotic wood construction