Universal Handle with 10 Replacement BladesNB1100 Burr handle can be used with all "S" severe blades, such as BS1010, BS1018, BK3010, BS2010, BS3010, etc. Sharing the same handle can help you save money and space. This rotary deburring cutter comes with 10 deburring blades per package. Definitely a great value metal blade deburring tool. Superior MaterialThe ergonomic handle is made of NB material (ABS), and the deburring blade is made of steel. Compared to grinding wheels or other deburring tools, deburring blades have a higher hardness and hardness, cutting with a sharp cutting edge, so the cut is smooth. Blade storage at the end of the handleThe burr handle is hollow and can store spare blades. If you want to store the blade, you need to press the button on the end, then twist the lid, and you can remove it. With this safe storage design, it can keep the extra blades from falling out. Replacement is more convenientPress the small button on the top, take out the old one, and put the new one into the hole (slot) to complete the replacement. The whole process is quick and easy. SUITABLE FOR VARIOUS APPLICATIONSThis deburring kit can be applied to wood material, plastic, steel, and the blade can be rotated 360 degrees. Thanks to its small size (the handle measures 125mm x 22mm and the blade measures 47mm x 3.2mm), it can be carried anywhere.