TIMco 00858CWZ Twin Thread Woodscrew PZ2 CSK BZP 8 x 5/8" Box of 200. A traditional twin-thread woodscrew with a single lead start for fast installation. It is mainly used in soft timber applications or masonry with a plastic plug. CE Standard WebBS EN 14592:2008. Corrosion Rating: 1 - Clean, dry & low humidity environments. Driver Bit Size: PZ2. Finish: Zinc. Gauge: 8. Head Dia. mm: 8.06. Head Type: Double Countersunk. Inner Thread Dia. mm: 2.70. Length inch: 5/8". Length mm: 16. Material: Carbon Steel. Pack Dimensions L x W x H mm: 70 x 58 x 34. Pack Weight kg: 0.241. Point Type: 25° Sharp. Product Code: 00858CWZ. Recess Type: Pozi. Size imp.: 8 x 5/8". Size mm: 4.0 x 16. Substrates: Softwood. Thread Dia. mm: 4.0. Thread Length mm: 11. Thread Type: 60° Twin Threads.