Top 10 Best Step Drill Bits

HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.. Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for metalwoodplastic countersunk. Suitable for Home DIY, and General BuildingEngineering Use.. Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.. Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it falling out.. Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market..

Sizes 116 in., 564 in., 332 in., 764 in., 18 in., 964 in., 532 in., 1164 in., 316 in., 1364 in., 732 in., 1564 in., 14 in., 1764 in., 932 in., 1964 in., 516 in., 2164 in., 1132 in., 2364 in., 38 in., 2564 in., 1332 in., 2764 in., 716 in., 2964 in., 1532 in., 3164 in., 12 in.. Enlarge existing holes. Drill through sheet metal, hard steel, acrylics and brass. Self-centering 3-flats on shank. Twice the life of a standard drill bit.

Titanium Coating Industrial HSS construction, coated by titanium nitride ensures maximum durability and sharpness, can reduces the friction, runs cooler. Product Feature 118 Split point tip accelerates cutting speed while preventing angled walking away from center. The two flute design provides a smoother cutting, chip removal quickly. Drilling Different Size Holes The bits set include 5 standard bits that can replace 50 individual drill bits. Great metal drill bit for metal, wood, plastic board. Suitable for home DIY, handyman, professionals. Automatic Center Punch The punch delivers a high-impact strike when pressed against surface, S2 steel spring punch provide accuracy and precision. Convenient Storage All the cone bit come in a well organized case for easy transport and storage.

PREMIUM STEP BIT Each unibit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal.. STEP DRILL BIT FOR METAL With a split point tip that accelerates cutting speed while preventing angled walking away from center line of bore, drilling holes in metal is fast, efficient, and clean.. SPIRAL DESIGN The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 31 step sizes, each hole made with these step bits will be precise.. QUICK-CHANGE The 14-inch hex shank makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools.. INCLUDES Each bit set comes with 3 drill bits of a combined 31 sizes to add to your drilling arsenal 13 step drill 18, 532, 316, 732, 14, 932, 516, 1132, 38, 1332, 716, 1532, 12-inch 6 step drill 316, 14, 516, 38, 716, 12-inch and 12 step drill 316, 14, 516, 38, 716, 12, 916, 58, 1116, 34, 1316, 78-inch..

Four groove step drill - The ordinary step drill is easy to flex during the cutting process, but the four groove step drill is more stable in the cutting. The service life is twice that of ordinary ladder drills, the drilling accuracy is significantly improved, the cutting speed is faster when drilling, and it has a unique effect on stainless steel drilling.. M35 Cobalt High Speed Steel - M35 cobalt high speed steel can be obtained by proper heat treatment with high hardness , high red hardness and high wear resistance. Its toughness and bending strength are higher than that of ordinary high-speed steel, which is better for hard materials.. TiAlN -TiAlN coating is a new coating material in recent two years. It has high hardness, high oxidation temperature, good thermal hardness, strong adhesion, low friction coefficient and low thermal conductivity coefficient.. 135 cutting angle - The increased angle of the drill tip is more suitable for drilling hard materials than 118 . The larger the angle is, the smaller the self-wear is and the bigger the stress area is. Tip - The temperature of the drill will increase due to high speed rotation. It is suggested to add cutting oil or spray water to cool the drill during continuous operation, which can effectively prolong the service life of the ladder drill. If the product has any quality problems. After sale -If you are not fully satisfied for any reason, please contact us,We will provide you with Worry-free after-sales service..

Titanium Nitride Coated two flute spiral design provides longer life and better chip removal for the DEWALT drill bit set. Split point tip of the drill bit increases speed. Laser engraved numbers increases step visiblity. 14-inch hex shank. Optimized for impact driver usage.

HSS Titanium Coating The step drill has excellent sharpness and durability due to its high speed steel material and titanium coating. 118 Split Point Tip Dual-flute Design increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape easily. 50 Sizes in 5 Pcs The step drill bit kit includes 5 standard pieces with totally 50 sizes for versatility, enough for your DIY needs. Widely Application Ideal for drilling holes in plastic, aluminum, iron and many other types of sheet metal Not recommended for stainless steel. Equipped with a well-organized case, make it more convenient for using and storing the step drills.

Durable HSS Drill Bit ----- High-speed steel makes it last longer than others, titanium coating ensure easily cut through iron sheets, aluminum sheets, copper plastic wood board and many other types of sheet metal with ease, and it can automatically deburr holes while drilling to keep the drill bit clean.. Titanium Coating ----- Coated with titanium, this step drill set performs well in heat, corrosion and rust resistance.. Revolutionary Design ----- Tri-flatted shank fits into power tools chuck securely and eliminates slip two-flute design clears chips faster and allows particles to escape easily.. Includes 10 Step Sizes ----- 14, 38, 12, 58, 34, 78, 1, 1-18, 1-14, 1-38.. A Must-Have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of sheet metal excluding steel or any other harder metal..

WARRANTY - If you are not fully satisfied for any reason, please contact us for 100 refund or replacement. If the hex shank snap off, please contact us for replacement.. FOUR SPIRAL FLUTE - Four cutting blades design guarantees a faster and smoother cutting. Feels like a hot knife through butter. TiAlN COATING- With 89HRC surface hardness, harder materials can be cut and higher cutting speeds can be achieved.. M35 COBALT HSS STEP DRILL - Prefect for Stainless SteelMetal SheetWoodPlasticAluminum SheetCopper and other metal sheets.. 12 STEP SIZE - Includes 316,14, 516, 38, 12, 916, 58, 1116, 1316, 78.

HSS STEP BIT Classic step drill bit set constructed of high-speed steel for drilling holes in plastic, aluminum, copper, stainless steel, and many other types of sheet metal. Also doubles as a hole expander.. TWO FLUTE TRI SHANK Two-flute design deburrs during drilling, clearing chips faster and allowing particles to escape for clean cut holes. Each step drill bit features a tri-flatted shank for a secure fit into power tool chucks, eliminating slip.. MULTIPLE HOLE DRILL BIT This versatile unibit step drill bit cone bit can replace 50 individual drill bits for metal with just 5 pieces in one box. Drill a range of different sizes and holes with a single bit without needing to change between bits.. STEP DRILL BIT SET INCLUDES Four multipurpose metal dill bit in 14-inch shank and 38-inch shank and a red blow mold carrying case for easy convenience and storage in your car, garage or shop.. 50 SIZES IN 1 5 stepper bits included. 1 x 6 step bit 14 shank 316 - 12, 1 x 13 step bit 14 shank 18 12, 1 x 9 step bit 38 shank 14 to 34, 1 x 10 step bit 38 shank 14 1-38, and 1 x 12 step bit 38 shank 316 78..