Details: *Woodworking Mace Drill Bit Grinding Tool Kit for Wood Metal Drilling Hole *100% Brand New and High Quality *HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter *Heat treated and highly polished *With the Titanium coated to reduce friction and heat *Perfect for home DIY and general building / engineering use *Ideal for using to cut holes in a variety of materials including steel brass wood plastic copper fibreglass and PVC etc. *Material: High carbon steel *Size: 10mm 25mm 29mm 33mm (Approx.) Package Contents: 5pcs/Set Drill bits Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.