Feature

●HSS Titanium Coating - Our step drill bit is adopted with high speed steel material and titanium coating, which makes the step bit harder, also the step drill has excellent sharpness and durability.
●Great Dual-flute Design - The step drill bits are designed with 118° split point tip, which can improve the cutting speed while increasing the wear resistance, also the unibit step drill bit can be used for a long time. The two flute design provides a smoother cutting, and allows chips to be removed quickly. This stepped drill bit will be a great tool for DIY Lovers.
●Widely Application - The step drill bit for metal can be used for drilling holes on plastic, aluminum alloy, iron, wood and many other types of sheet metal. It is better to add coolant or water when drilling. The step drill is great for home DIY or engineering use. (Not recommended for stainless steel)
●Multiple Size Step Bit - The step drill bit set including 5 standard step bits, which you can drill 50 different kinds of diameter hole, which can meet your daily needs. Please mark the spot that you are to drill for easier drilling and improved drill bits life. Each step bits for metal optimally fits into power tools such as impact drill chucks securely and eliminates slip for higher efficiency of output.
●100% Good After-Sale Service - All the cone drill bit come in a well organized case, which make it more convenient for using and storing the unibit. Also we are confident with the quality of step drill bit, please feel free to contact us if you have any comment about the stepper bit, we will give you a satisfactory answer!


Description

Step Drill Bit, Step Drill, Unibit Step Drill Bit, Step Drill Bit for Metal, 5PCS HSS Titanium Drill Bits for Metal, 50 Sizes Stepped Drill Bit for DIY Lovers, Multiple Hole Cone Drill Bit for Sheet Metal

The Features of Step Drill Bit:

118° X-type Split Point - The step drill bit has 118° split point with Tri-flatted shank, which can increases cutting speed with self-centering and prevents walking.

Universal Compatibility - Our step drill bit for metal is compatible with most brands of electric drills or bench drills on the market. It is great for sheet metal, aluminum or plastic, not for high carbon steel, hard metal.

Smooth Drilling - The drill tip of step bit provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. NOT recommended for high carbon steel, hard metal.

Specification:
Bit #1：1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"
Bit #2：3/16", 1/4", 5/16", 3/8", 7/16", 1/2"
Bit #3：1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"
Bit #4：3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"
Bit #5：1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8"
Warm Tips:
1. It is better to add oil before using it. And the life of step drill bit will be extended.
2. You need to add water to keep the temperature down when working with a step bits.