6pcs Step Drill Bit Set with Punch High Speed Steel Drill Bits Set Stepped Drilling Tool
артикул: 6988419528
$31.99
Доставка из: США
Описание
1、Can be used for deburring chamfering opening and reaming functions that can not be completed by twists drill. 2、Straight grooves structure and triangular shank can open a variety of sizes. 3、Open a beautiful aperture clear scale small vibration than ordinary twists drill. 4、Suitable for the workpiece with hardness below 25℃ such as iron plate aluminum plate PV plate insulation board. 5、Including 5pcs drill bit of the package meeting your different needs.