5pc Hand Straight Groove Thread Tap M3 to M8 Quick Tapping and Internal Thread Hardware Tool Set

Material: bearing steel

Specification: M3, M4, M5, M6, M8 (ordinary coarse thread)

usage method:

When tapping, first insert the tap so that the center line of the tap coincides with the center line of the drilling hole.

Rotate both hands evenly and apply slight pressure to feed the tap. No additional pressure is required after feeding

Turn the tap back approximately 45 ° each time it is rotated to cut the chips to avoid clogging.

If it is difficult to rotate the tap, do not increase the rotating force, otherwise the tap will break.