Top 8 Best Carbide Drill Bits For Hardened Steel

Designed for drilling abrasive materials when drilling accuracy must be maintained. Can be used in high temperature drilling applications. Used on materials such as cast iron, non-ferrous alloys, high silicon aluminum, copper, plastics, bronze, hard rubber, plexiglass, and other similar materials. Solid carbide tools offer long tool life and faster cutting speeds than other substrates, but are more brittle. Must be used with a rigid tool-holding systems..

Diameter1mm-6.5mm. Number of Flute2. Flute Length14mm-33mm. Overall Length38mm-55mm. Package Included12pcs Solid Carbide Drill Bits,1mm 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 6.5mm each..

Material YG Cemented Carbide Chrome Vanadium Steel. Ideal for drilling in tough metal, including heavy-duty abrasive alloy metal drilling on hardened steel.. The mistake that a lot of people make is using high speed steel twist drills at high speeds. If you search for machining speeds and feeds you will find a lot of information about the correct speeds to run cutting tools against different types of metal. Twist drills are the category of cutting tool you are looking for.. As soon as the heat starts to build up on the tip, the drill bit can lose the hardness that make it a cutting tool. Using HSS drills at low rpm with cooling fluid or lubricant can provide a large quantity of successful holes in metal. TThere have chunks of carbide on the end, and carbide will make easy work of even the hardest steel, and allow you to use high rpms. In the process of opening holes to continue to add water for cooling.. High toughness, abrasion resistance, high-speed cutting for the high hardness.. Size 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13.5mm 14mm 15mm..

Multipurpose drill bits set with 5 different diameter sizes 532 length 4.7 , 316 length 4.7 , 14length 6 , 516 length 6 , 38 length 6 . 5 pieces drill bits meet your different needs.. Robust high-quality tungsten carbide head provides longer life in multi-materials including brick, block, tile, fiber cement, wood, plastic and metal. Multi-grind sharp edges deliver high drilling speed even in hard materials, perform 85 faster in multi material than standard bits. Big U flute design cleans debris out fast which make it a efficient metal and wood drill bits set. Hex shank allows using in impactors and hammer drilldrivers for outstanding bit grip.

Manufactured from solid carbide. Uncoated drills standard. Normally limited to 2 x diameter drilling depths. Ideal for shallow-hole and thin-sheet applications. Stainless Steel, Hardened and Non-Ferrous material. Made in the USA.

Premium Bright Finish Multi-purpose solid carbide drill bits provide better rigidity than high speed steel bits. It is extremely heat resistant and used for high speed applications. Our tungsten carbide WC bits has the advantage of cutting metal either wet or dry and they provide solutions for many businesses such as aerospace drilling jobs for aircraft mechanics, precision machining, hobby supply, etc.. SPECSPack of TwoDrill Size 14 inchFlute Length 2 inchOverall Length 3-14 inchTungsten Carbide Grade ISO K20Binder 8 CobaltHardness 91.3 HRaUncoated. Recommended For Use On aircraft metals chrome titanium inconel stainless steel Alloys Steel Low-Medium-High Carbon Steel Aluminum Copper Glass Plastics Composite Materials Cast Iron -- Our Carbide drills stay sharp many times longer than traditional steel bits making them ideal for the toughest of applications. Optimal Design for Metal Work 118 four facet point angle minimizes drill wander and assures accurately sized holes. Our jobber length, precision ground carbide drills are designed for high feed rates with good chip disposal. smooth finish on the bits increases chip flow. Spiral flutes are constructed with a higher flute angle to remove chips more easily.. IMPORTANT, PLEASE READ BEFORE BUYINGTungsten Carbide or cemented carbide is a composite material, although it looks like a metal, it is a composite of Tungsten carbide powder mixed with cobalt as a binder metal and the resulting material is more like a ceramic than a metal. It is a very hard material being a 9 on the Mohs scale where diamond is a 10, quartz a 7 and hard steel around 4.5. Due to its hardness, it will chew down into most anything But that hardness makes them brittle on side lo.

High Quality Material - HIDOTOL carbide burr set are made of premium heat-treated tungsten carbide material with high strength, hardness and durability, which is guaranteed to withstand the test of time.. Characteristics - 14 Shank fit for most rotary tools and grinders. This die grinder bit set is easy to grasp and use, safe and reliable double cut tooth angle which prevents chipping.It can be used on all types of metals, including stainless steel and hardened steel, as well as wood, jade and marble.. Specifications - 10pcs tungsten carbide burr set includes SA, SC, SD, SF, SL, SE and SH type burrs, different shapes can meet your need.. Widely Used - Precision metal work, engineering, sculpting, tool making, deburring, jewelry making or welding, or you enjoy various DIY arts and crafts. HIDOTOL carbide bur set are exactly what you need for premium results with rotary burrs.. 100 Satisfaction Guarantee - If you are not fully satisfied with our product for any reason, please feel free to contact us, we will try our best to serve you..

Specification Diameter 1.75mm 0.07 Full Length 38mm 1.5 Flute Length 17mm 0.67 Made of Solid Carbide Tungsten Steel, Hardened to 50 HRC. Applications Widely Used on cast iron, non-ferrous alloys, high silicon aluminum, copper, plastics, hard rubber etc.. For Abrasive Materials Designed for drilling abrasive materials when drilling accuracy must be maintained. Can be used in high temperature drilling applications. Solid Carbide Tool Offering long tool life and faster cutting speeds than other substrates, but is more brittle. Please Note Must be used with a rigid tool-holding systems. Fine grinding drill obtain accuracy and fine finish than other substrates.

UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience.. 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5 cobalt provides hardness for wear resistance, withstands max 1100 degreeF.. MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron.. SMOOTHLY DRILLING - 135-degree split point tip twist design increases cutting speed with self-centering and prevents skating starts or walking.. 21PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 116-inch to 38-inch in 164-inch increments..

29 pc. Ultra Dex Set Premium High Speed Steel Heavy Duty NAS 907B 135-Degree Split Point. 116 - 12 by 64ths - Ultra Dex. Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance. Special Hi-Molybdenum tool steel Gold Oxide.