Description High Quality: The step drill bit set is made of high speed steel and with the titanium coating to reduce friction and heat, has strong durability. which is smoother and has no resistance than straight-Grooved pitch drill and chip removal is faster. Scale Design: The tapered hex shank drill bit kit adopts a ladder cutting design which makes the cutting faster and smoother, which not only increases the cutting speed, but also prevents the spiral pitch bit from slipping during operation, saving your time and energy. p Package Include:You can get 3pcs pitch drill bit.Our high speed steel titanium drill bits contain 3 sizes,6.5cm,7.5cm and 7.8cm,with a plastic bag for easy storage meet to your needs for different diameter of holes when processing. Easy to Drill: Drilling power tools prevent slipping, quickly remove chips, pressure is low, drilling and cutting are faster and smoother, it can be faster, more stable and smoother.cutting.Am improve your work efficiency. Wide Application: Our taper drill is suitable for drilling holes in a variety of materials, including steel, wood, plastic, aluminum, copper ,plasterboard,metal and PVC,etc.car,or around the home.Ideal for professional and home use. Step Drill Bit Set High Speed Steel Titanium Coated Tapered Drill Bits Our step drill bit set has a knurled surface, which makes the drill bits not easy to dull. The hex shank taper bit set fast cutting speed, strong practicability, work easier . The taper drill can be firmly installed in the chuck of the power tool and eliminate slippage. The step drill bit set can be used for countersinking, sheet metal stainless steel and aluminum alloy. High speed steel titanium coating of drill bits ensures exceptional quality durability and sharpness, can reduce friction, works cooler. Specification: Material:High Speed Steel Color:Gold Size:11x8x2CM Weight:90G Quantity:3 Pieces Package includes: 3 X Step Drill Bit Warm Tips: 1) Due to the light and screen setting difference, the items color may be slightly different from the pictures 2) Please allow a slight difference in dimension due to different manual measurement Your satisfaction is our greatest pursuit, please feel free to contact us if you have any questions.We will get back to you within one business day