Manufacturer’s reference: 17210300 – Pack of 50 pcs. The indicated price is for the packaging. Dowel Pin Countersunk mounting with countersunk screw for expansion by percussion. Features countersunk screw and screw special head countersunk for expansion by impact insulation, detachable antigiro and anti-slip with screwdriver for woodworking applications of wood and aluminium, electrical and plumbing Technical Card Packaging and packaging