Bán Mũi khoan ren xoắn ốc 1/4-20 UNC-2B HSS giá tốt nhất

Specification: Brand new Material: HSS Overall length: 70mm Diameter of thread head: 4mm Length of thread head: 28mm Diameter of thread end: 4mm Color: as picture shows Features: High hardness, fast cutting, wear high temperature. Spiral groove is conducive to remove crumbs, not easily broken tap. Spiral Tap the crumbs into a spiral up chip evacuation, it is more suitable for the processing of blind holes and sticky materials processing. Good abrasion resistance, long service life Sharp blade head, smooth without burr Package included: 1x screw tap Note: Please allow 0.5-1cm errors due to manual measurement Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same