Features 1、This chamfering end mill is made from quality titanize material, which is more sturdy and durable for long service life. 2、Installation or disassembly is not easy to get stuck, it is more convenient to use, and not easy to slip in use. 3、These chamfering end mill are rust‑proof and corrosion‑resistant, with exquisite and beautiful design. 4、Countersink drill bits with accuracy‑ground 90‑degree tips for drilling into wood, metals, rubber, plastic, and more. 5、Great for sinking 90 degree holes into wood and metals countersunk screws and fixings. Suitable for DIY, home and general building engineering using. Specification Item Type: Chamfering End Mill Material: HSS4241 Surface Treatment: Titanize Product Use: Drilling into Wood, Metals, Rubber, Plastic, and More. Maximum Cutting Range: Approx. 20.5mm / 0.8in、16.5mm / 0.64in、12.4mm / 0.48in、10.4mm / 0.4in、8.3mm / 0.32in、6.3mm / 0.24in Package List 8 x Chamfering End Mill