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Premium Quality Drill Bit Set: Our countersink and step drill bit set is made from high speed steel for longer cutting edge life even at extreme temperatures.step drill set with a titanium coating significantly improves durability and sharpness for less friction and cooler operation,performs well in heat, corrosion and rust resistance
Multi-hole Sizes: This unit step drill bit set includes 5 step bits in sizes 3/16-1/2”, 1/8-1/2”, 1/4-3/4”, 3/16-7/8”, 1/4-1-3/8”, effectively replacing 50 sizes of conventional drill bits. Along with a center punch. Additionally, the counter sinker drill bit set in sizes1/4'', 3/8”, 1/2”, 5/8”, 3/4”
Craft Design: Counter sinker drill bit set very suitable for sinking 90 degree holes in wood and soft metal countersunk screws and fasteners. Step drill with 118° split tip and double groove design, increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape easily
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.
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.
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Premium Durability and Sharpness- Crafted from high-speed steel (HSS) with a titanium coating, these step drills are built to withstand abrasion, heat, and corrosion. The rust-resistant design ensures extended lifespan, making it perfect for professional or DIY drilling tasks.
Precision-Engineered 118°Split Point Tip- The 118° split-point tip enhances drilling speed while minimizing walking, ensuring precise operation. The step drill features a 2-straight-flute design for efficient chip removal and smooth drilling performance.
Laser Engraved for Accuracy- Each step drill is laser-engraved with size markings, helping you achieve pinpoint precision. This user-friendly feature makes these drill bits an excellent choice for both novices and experts.
STEP BITS WITH MULTIPLE DRILL SIZES: 5PCS-50sizes - Bit #1 (6 Steps): 3/16"-1/2"; Bit #2 (9 Steps): 1/4"-3/4";Bit #3 (13 Steps): 1/8"- 1/2"; Bit #4 (12 Steps):3/16"- 7/8"; Bit #5 (10 Steps):1/4" - 1-3/8"; Just 5 pieces to meet all your needs
PREMIUM STEP DRILL BIT: Each step bit is constructed of industry grade 4241 HSS with nitride black coating and polished, ensures superior durability and cutting performance
DOUBLE-FLUTE DESIGN: Double cutting blade design guarantees a faster and smoother cutting, allowing particles to escape easily
Two-fluted design provides faster,smoother cutting,provided with small pressure and the sets.
The 3-flat shank titanium drill uses a doubleedged design to make cutting smoother and smoother;Increases cutting speed with self-centering and prevents walking.
Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron sheet and many other types of sheet metal (excluding steel or any other harder metal).
STABLE AND PRECISE DRILLING: Before drilling, you can use an Automatic Center Punch to mark the position. The 118° X-Shaped Split Tip design of the step bit improves drill accuracy and reduces slippage, allowing our step drill to perform quick and smooth drilling on metal, wood, and plastic surfaces.
MULTI-FUNCTIONAL DRILL BIT SET: Step drill bit for metal feature 5 common sizes with step ranges from 6 to 13 steps, effortlessly meeting various drilling needs. The STD06A step drill can drill up to 50 different hole sizes, eliminating the hassle of changing drill bits.
EXTREMELY DURABLE: The step drill bit set is made from high-speed steel with a titanium coating, ensuring cutting hardness, reducing wear, and extending service life.
【Versatility】: This high-speed steel step drill bit set includes 50 sizes of step drill bits with a center punch. The step-by-step design of the step drill bits allows it to gradually expand in a hole, meeting various drilling needs for different diameters. It effectively controls hole sizes, reduces material waste, and achieves precision drilling with high accuracy. The straight-groove-shaped step drill bit has the advantages that the machining efficiency is high, and the drill bit does not need to be replaced when holes with different diameters are machined.
【High Wear Resistance】: This set is made from high-speed steel and combined with titanium coating technology, providing the drill bits with excellent wear resistance and heat resistance. Even during high-intensity drilling operations, the drill bit can maintain good cutting performance and extend its service life.
【Ease of Use】: The 118° split point tip is designed to meet most usage requirements, which can minimize friction and resistance during the cutting process, thereby improving cutting efficiency, and also facilitates you to maintain stability during operation. The laser-etched size markings provide positioning assistance for precise drilling, making the operation more user-friendly.
Yesland hss cobalt high speed steel along with the titanium coating ensures extreme durability which will stay new and shiny for years to come. It can also ensures outstanding sharpness, reduce the friction and runs cooler.
The drill bits set includes 5 common sizes for versatility, it can fit the majority of brands currently on the market. Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 inch chuck sizes.
Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. With these step drill bits, you can process different kinds of diameter holes, which greatly saves you a lot of time. Suitable for DIY, general building or engineering use.
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