Chinese driller's tail thread

M4.2/4.8 full specification

Specification: 4.2 * 13 4.2 * 16 4.2 * 19 4.2 * 25 4.2 * 32 4.2 * 38 4.2 * 50

Screw length: 13mm 16mm 19mm 25mm 32mm 38mm 50mm

Screw diameter: 4.2mm 2mm

Thickness of nail cap: 10.5mm|

Diameter and quantity of nail cap: about 450 pieces/box about 410 pieces/box about 380 pieces/box about 315 pieces/box about 260 pieces/box about 230 pieces/box about 180 pieces/box