ITEM NAME:6pcs HSS Routing Router Grinding Bits Burr For Rotary Bosch Tool Useful 100% brand new and high quality Great addition to your Hobby Craft tool kit 6PC set of Grinding Routing Bits Including Mandrel All with fitted 3.17mm diameter mandrels will fit most rotary tools These 6 HSS Routing Bits are perfect for all sorts off jobs like Model making and the like Great for craft, airfix modelling, home, repairs etc you name it Shank Dia mandrels: 3.17mm Total Length: 38~40mm Material: Metal Max 40,000rpm Quantity: 1 set (6pc) Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, Thank you. 6 x HSS Routing Router Grinding Bits Burr For Rotary Tool Bosch.These 6 HSS Routing Bits are perfect for all sorts off jobs like Model making and the like. 6PC set of Grinding Routing Bits Including Mandrel. Great addition to your Hobby Craft tool kit. Also note that monitor settings may vary from computer to computer and may distort actual colors.