[DETAIL] Features: Made from high quality HSS steel. With nylon storage bag. New 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, fiberglass and PVC etc. 3 sided shanks design in order to prevent slippage when in chuck. Two flute design provides faster, smoother and cleaner cuts. Specifications: Material:High carbon steel Finish: Titanium Shank: 6.2mm round shank Legth: 41mm, 46mm, 49mm, 50mm, 54mm Package including: One Set (5PCS Drill bits) Note: Please allow slight 1-3mm difference due to manual measurement and a little color variation for different display setting Due to the difference between different monitors, the picture may not reflect the actual color of the item. [ATTRIBUTES] - Hign-concerned Chemical: None - Brand Name: KRIOCY - Origin: Mainland China - Hign-concerned Chemical: None - Brand Name: KRIOCY - Origin: Mainland China - is_customized: Yes - Certification: None - DIY Supplies: Woodworking - Material: High Carbon Steel - Type: Other - Use: Wood Drilling - Length: 41mm, 46mm, 49mm, 50mm, 54mm