Round Plastic Protective Tube Pipe Inserts Blanking End Caps Masking Hole Black
Waterproof and Dustproof they are ideal for masking. It can be used as the preparation hole or the surplus hole. Size of the opening to mask: 5mm, 6mm, 8mm, 10mm, 13mm, 14mm, 16mm, 19mm, 20mm, 22mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm.