Top 10 Best 3/8 Drill Bit

Cobalt M42 drill bit provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum. Enhanced M42 alloy material contains 8 Cobalt alloy that delivers 10x life vs. Standard bits. High-heat resistant bits withstand high-temperature applications for extended periods of time. Thick web-helix design provides additional stability in tough applications. Surface-hardened tip penetrates tough abrasive materials.

The product is 38 Titanium drill bit, industrial grade steel, 135degree. Split point. Easy to use. The product is manufactured in China. Titanium coating for maximum life.

Strength Hardness - Tapered web enhances strength and durability. Titanium coating adds lubricity and protection from abrasion. Jefe Hex drill bit with enhanced parabolic flutes promotes chip removal which decreases friction and heat.. Hex Shank - Quick change hex shank fits easily into all power tools and Impact drivers. Solid bonding technology manufacturing eliminates radial runout and improves concentrically. High torque, impact-rated accuracy.. Easy Cut Point - The 135 easy cut split point ensures a precision start, eliminates walking on the working surface which provides clean and accurate holes. No need for a center punch. More effective for drilling on curved surfaces.. Professional Multiple Use - Jefe Hex drill bits are built for general purpose applications, such as DIY projects, home maintenance and MRO Maintenance, Repair and Operations. Ideal for steelcopperaluminumzinc alloywood plastics.. Package Size - 1 Piece drill bit in a double blister pack with easy opening design. Diameter 38 inch, total length 4.65 inch, 135 split point, hex shank drill bit..

No skate tip accurate starts. Designed for heavy-gauge and high-carbon steel. Long flutes for effective material removal. Impact-rated shank for higher torque drilldrivers. Titanium coating for less friction.

5Pcs 38 TWIST DRILL BITS5Pcs - 38Dia 9.26mm x3-58Flute Length 92.08 mm Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization.. PREMIUM HSS TITANIUM CoatingIndustry grade 4341 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. Titanium coating increases wear-resistance and durability.. FULLY GROUND PROCESS 135 SPLIT POINTFully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135 Split Point with straight shank prevents walking and makes drilling precise. No center punch is needed.. MULTIPLE APPLICATIONSmall Drill bits for soft metal, wood, plastic, steel within 6mm thickness, aluminum alloy and other soft metals. Ideal for DIY projects, household maintenance and repair.NOT for glass, ceramic or concrete drilling.. 90 DAYS WARRANTYIf you are not fully satisfied for any reason, please contact us for 100 refund or replacement..

5Pcs 38 Cobalt Drill Bits5Pcs - 38Dia 9.26mm x3-58Flute Length 92.08 mm Metal Drill Bits.This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and organization.. M35 Cobalt High Speed SteelIndustry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5 Cobalt, which increases wear-resistance and durability.. Fully Ground Process 135 Split PointFully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135 split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed.. Multiple ApplicationPerfectly suitable for cutting Hard Metal such as Stainless Steel, Steel and Cast Iron as well as Wood, Aluminum Alloy and Other Softer Metals. NOT for Glass or Ceramic Materials. NOT for High Carbon Steel and Heat-Treated Steel. Pay attention to speed, pressure and heat control during drilling.. 90 Days WarrantyIf you are not fully satisfied for any reason, please contact us for 100 refund or replacement..

COBALT STEEL - Manufactured from M35 grade cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, ideal for repeated drilling in metalworking.. FOR METALWORKING - Particularly successful in cutting through hard metalshardness less than HRC38 such as stainless steel and cast iron, although they can be used for softer materials like copper and aluminium, too. Not for hardened steel high carbon steel. Try to adjust the RPM when it fails to penetrate.. SELF CENTERING - The 135quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. The bits will not walk or wander. Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks.. 5PC SET - The set includes 5pcs of 38 diameter M35 grade cobalt steel twist drill bits, packed in a convinient and reuseable PVC case for easy storage and carrying. Manufactured to German DIN338 standard.. DOWNLOADABLE USER GUIDE - We've summed up some tips of drilling metals, including a RPM chart for several common metals, based on our reviews and some articles on the internet. In most cases, our customers would get a much better result with these tips. Welcome to download..

Titanium Coated Classic 4241 High Speed Steel construction with Titanium Coating for proven capability and durability.. Strength Hardness Made with HSS 4241 steel, Rock wall Hardness Level HRC 60-62. Package Size 10 Pieces in a plastic bag, Diameter 38 inch, Total length 5 inch, Working length 3-58 inch.. Professional DIY Use For use on metal, wood plastics, Not For Use On Concrete Masonry Stainless Steel. Perfect match for workshop or service vehicles.. 135 Tip Twist Design Increases cutting speed with self-centering and prevents walking, clears chips and particles faster..

Speed helix design for three times faster drilling than standard bits. Last 50 percent longer than high-speed steel. Easier drilling, reduced heat and extended drill bit life. Available in jobber length, stubby length, extended length aircraft, 12 In. reduced shank Silver and Deming. For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.

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.. 38 COBALT DRILL BIT - Round straight shanks, include 5 pack 38-inch diameter hss drill bit with well organized clear ps case..