Wood Drill Bit Countersink Drill Bit Set Wood Drill Bit with Countersink Wood Milling Drill Bits <p>[Main Function]: This wood countersink bit is mainly for drilling, chamfering, deburring and counterboring on some low-hardness plates</p> <p>[High-Quality Carbon Steel]: This countersink set is made of high-quality carbon steel, which has good wear resistance and effectively extends the service life</p> <p>[Five-Flute Chip Design]: These countersink replacement drill bits are equipped with five-flute chip design, which can help you remove wood chips faster, improving work efficiency</p> <p>[Specifications and Size]: This countersink drill bit set includes a set of&nbsp; and 4pcs 3/4/5/6mm set + small wrench, select as needed</p> <p>[Scope of application]: This high speed steel wood countersink drill bit is suitable for drilling holes in low hardness panels such as wood, plastic and other soft materials</p>