6PCS Multi-function Countersink Drill Bit Drill Tap Spiral Point Thread Combination Drill And Tap Bit Set

Description This item is well made of premium material for durable and practical use. These combined tap and drill works great in drilling and tapping processing. With and precise design they are suitable for wood plank aluminium plate or sheet iron. Feature - Color: As shown. - Material: HSS. - Size: Approx. 5.8 x 1 x 5 cm / 2.3 x 0.4 x 2.5 inch (L x W x H). - Made of premium material high hardness rustproof solid and durable. - Fast replacement composite cone uses drill edged principle. - Self-centering point do not need assistant center drilling or center punching. - Suitable for drilling tapping cutting on metal aluminum plate iron etc.