Description: A hexagonal shank is available for this punching drill bit, which is non-slip and comfortable to hold. A sharp tip is provided on this punching drill bit for accurate positioning and fast hole opening. This punching drill bit is constructed of alloy material. The length of this box is 20cm, the width is 15cm and the height is 5cm. The lengths of drill bit are 15mm, 20mm, 25mm, 30mm, 35mm. This punching drill bit is suitable for woodworking. Item Name: Punching Drill Bit Material: Alloy Features: Non-slip, Impact-Resistant, High Strength Size Details: Box Size: 20cm x 15cm x 5cm/7.87" x 5.91" x 1.97" (Approx.) Drill Bit Length: 1.5cm/0.59", 2cm/0.79", 2.5cm/0.98", 3cm/1.18", 3.5cm/1.38" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 5 x Punching Drill Bit 1 x Box