Top Unibit Cobalt Step Drill 10234cb

TEMO M35 Cobalt Spiral Flute Step Drill 12 Size From 3/16 Inch To 7/8 Inch 1/4 Inch Hex Shank

• M35 cobalt step drill 1/4" (6.35mm) hex shank 12 hole 3/16" (4.76mm) to 7/8" (22.22mm).
• 12 hole sizes: 3/16" (4.76mm), 1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.52mm), 7/16" (11.11mm), 1/2" (12.7mm), 9/16" (14.29mm), 5/8" (15.88mm), 11/16" (17.46mm) , 3/4" (19.05mm), 13/16" (4.76mm), 7/8" (22.22mm) with 1/16" (1.59mm) increments. The size marks are stamped next to each step to ease the use..
• double spiral flutes for more efficient swarf clearance.
• 1/4 Inch hex Shank with quick release slot to eliminate slipping.
• Self-starting for clean holes in thin materials.
• M35 cobalt HSS to cut stainless steel. The step drill bit is made with M35 cobalt. It is ideal for variety of materials from stainless steel, metal, plastic, fiberglass to wood. They also help to enlarge existing holes. M35 HSSCo is a high speed steel alloy made up of 5% cobalt. M35 is similar to M2, but with 5% cobalt added..
• The addition of cobalt increases heat resistance. It is widely used in metal manufacturing because of its ability to resist wear over conventional high speed steels, allowing for shorter cycle times in production environments due to higher cutting speeds or from the increase in time between tool changes. M35 is also less prone to chipping when used for interrupted cuts..

M35 Four Spiral Flute Step Drill Bit Set 1/4 - 1-3/8 （19 Sizes 1/4 Hex Shank Drill Impact Resistant M35 Cobalt Step Drill Bit for Stainless Steel Wood Aluminum Plastic

• ✅【M35 Cobalt Superhard High Speed Steel】: ISI M35/1.3243/SKH55/M35 steel is a kind of high speed steel containing cobalt, which has the characteristics of high wear resistance, high pressure resistance and sintering resistance..
• ✅【100 extra-long warranty period】：if you have any questions about the product, please contact us and we will answer you within 12 hours. If the hexagonal handle breaks, refund or replace for 100% ..
• ✅【M35 step drill compatibility 】： step drills can quickly and smoothly drill holes of different diameters, such as stainless steel, aluminum, wood, plastic board (the board must be thinner than the height of the step drill).
• ✅【M35 four spiral groove】: step drill four cutting blade design. Faster, smoother cutting and easier separation of sawdust..
• ✅【Common sizes】: drill bits contain sizes from 1/4” to 1-3/8. Common sizes 7/8”, 1-2/16”, 1-3/8, minimum size 1/4, maximum size 1-3/8, total 19 sizes.

M35 Four Spiral Flute Step Drill Bit Set 1/8 -7/8 3 pcs 1/4 Hex Shank Drill for Working Metal Impact Resistant M35 Cobalt Step Drill Bit for Stainless Steel Wood Aluminum Plastic

• ✅【M35 Cobalt Superhard High Speed Steel】: ISI M35/1.3243/SKH55/M35 steel is a kind of high speed steel containing cobalt, which has the characteristics of high wear resistance, high pressure resistance and sintering resistance..
• ✅【100 extra-long warranty period】：if you have any questions about the product, please contact us and we will answer you within 12 hours. If the hexagonal handle breaks, refund or replace for 100% ..
• ✅【M35 step drill compatibility 】： step drills can quickly and smoothly drill holes of different diameters, such as stainless steel, aluminum, wood, plastic board (the board must be thinner than the height of the step drill).
• ✅【M35 four spiral groove】: step drill four cutting blade design. Faster, smoother cutting and easier separation of sawdust..
• ✅【34 Sizes :Including】:1/8"-1/2" 13 Sizes，1/4"-3/4" 9 Sizes，3/16" - 7/8" 12 Sizes..

OXMUL M35 Step Drill Bit for Metal 3/16 to 7/8 Cobalt Bits Extra-Heavy Duty for Stainless Steel Hard Steel Mild Metal Aluminum Wood Industrial Grade 12-Steps Co35A2-A

• [Extra-Heavy Duty+ for Stainless Steel] The M35 Cobalt Drill Bits is Industrial Grade and can drill 8X longer life and 3X faster. This Cobalt Drill bits can help you cut more holes, extra-heavy duty+ for Stainless Steel, Hard steel, Mild Metal, Galvanized Steel, Aluminum,Iron, Wood Plate,PVC and Copper. If you're expanding a lot of holes in metal sheet then please choose this step drill bit.
• [M35 Cobalt Steel] This M35 Cobalt Drill bit can successfully drill more than 35 holes easily into 1/5" thick Stainless Steel plate like knife through butter!.
• [12 Steps ︱2-Spiral-Flute] 12 Steps: from 3/16", 1/4", 5/16", 3/8", 7/16",1/2", 9/16", 5/8", 11/16", 3/4" 13/16" to 7/8". 2-Spiral-Flute:Clears Chips faster.
• [Cutting Fluid] Cutting Fluid must be poured during work for longer life! Prohibit water-cooling to prevent rust!.
• [3/8" Tri-Flatted Shank] Fits into power tools chuck securely and eliminates slip.

TEMO M35 Cobalt Spiral Flute Type Step Drill, 9 Size from 1/4 Inch To 3/4 Inch, 3/8 Inch Shank

• TEMO M35 Cobalt Spiral Flute Type Step Drill, 9 Size from 1/4 Inch (6.4 mm) To 3/4 Inch (19 mm), 3/8 Inch (9.5mm) Shank.
• 9 hole sizes: 1/4″ (6.35mm), 5/16″ (7.94mm), 3/8″ (9.52mm), 7/16″ (11.11mm), 1/2″ (12.7mm), 9/16″ (14.29mm), 5/8″ (15.88mm), 11/16″ (17.46mm), 3/4″ (19.05mm), with 1/16″ (1.59mm) increments. 3/8 Inch Shank with 3 flats to eliminate slipping.
• Double spiral flutes for more efficient swarf clearance.
• 1/4 Inch hex Shank with quick release slot to eliminate slipping.
• Self-starting for clean holes in thin materials.
• M35 cobalt HSS to cut stainless steel. The step drill bit is made with M35 cobalt. It is ideal for variety of materials from stainless steel, metal, plastic, fiberglass to wood. They also help to enlarge existing holes. M35 HSSCo is a high speed steel alloy made up of 5% cobalt. M35 is similar to M2, but with 5% cobalt added..
• The addition of cobalt increases heat resistance. It is widely used in metal manufacturing because of its ability to resist wear over conventional high speed steels, allowing for shorter cycle times in production environments due to higher cutting speeds or from the increase in time between tool changes. M35 is also less prone to chipping when used for interrupted cuts..

Matework M35 Cobalt Step Drill Bit Four Spiral Flute Step Bit 1/4 -1-3/8 Wear-Resistant TiAlN Coated 3/8 Hex Shank Unibit for Metal Wood Stainless Steel Plastic 19 Size

• ... are prone to deflection during cutting, but four Flute step drill are more stable in cutting. The service life is twice as long as that of ordinary step drills, the drilling accuracy is significantly improved, and the cutting speed is faster when drilling, which has a unique effect on stainless steel drilling..
• M35 COBALT HSS - M35 cobalt HSS can obtain high hardness (HRC 64-66), high red hardness and high wear resistance through proper heat treatment. Its toughness and bending strength are higher than ordinary high-speed steel, and it is better for hard materials..
• TiAlN COATING - As a new coating material in the past two years, TiAlN coating has excellent characteristics such as high hardness, high oxidation temperature, good thermal hardness, strong adhesion, small friction coefficient, and low thermal conductivity..
• 135°CUTTING ANGLE - The increased angle of the drill tip is more suitable for drilling hard materials than 118°. The larger the included angle, the smaller the self-wear and the larger the stress area..
• TIPS - Due to high-speed rotation, the temperature of the drill bit will continue to rise. It is recommended to add cutting oil or spray water to cool down when working continuously, which can effectively improve the service life of the....

Matework M35 Cobalt Step Drill Bit Set Four Spiral Flute Step Bit 1/8 -7/8 Wear-Resistant TiAlN Coated 1/4 Hex Shank Unibit for Metal Wood Stainless Steel Plastic 3Pcs 20 Size

• ... are prone to deflection during cutting, but four Flute step drill are more stable in cutting. The service life is twice as long as that of ordinary step drills, the drilling accuracy is significantly improved, and the cutting speed is faster when drilling, which has a unique effect on stainless steel drilling..
• M35 COBALT HSS - M35 cobalt HSS can obtain high hardness (HRC 64-66), high red hardness and high wear resistance through proper heat treatment. Its toughness and bending strength are higher than ordinary high-speed steel, and it is better for hard materials..
• TiAlN COATING - As a new coating material in the past two years, TiAlN coating has excellent characteristics such as high hardness, high oxidation temperature, good thermal hardness, strong adhesion, small friction coefficient, and low thermal conductivity..
• 135°CUTTING ANGLE - The increased angle of the drill tip is more suitable for drilling hard materials than 118°. The larger the included angle, the smaller the self-wear and the larger the stress area..
• TIPS - Due to high-speed rotation, the temperature of the drill bit will continue to rise. It is recommended to add cutting oil or spray water to cool down when working continuously, which can effectively improve the service life of the....

STROTON 4-32mm Metric 6% Cobalt Step Drill Bit for Stainless Steel and Hard Metal 15 Steps

• Premium M35 6% Cobalt Steel ,66-69 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life..
• Grinding the Cutting Edge Three Times,with the High HRC and Heat Resistance of the Material,Desigh for Cutting through Stainless steel , Iron plate, Aluminum,Ducts,Wood,PVC and Plastic..
• This Cobalt Step Drill Bit is Typically Capable of Running Two to Three Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes..
• [4-32mm] 15 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm,28mm,30mm,32mm).

Milwaukee 48-89-2801 21-Piece Thunderbolt Black Oxide Drill Bit Set

• Extreme Durabikity: Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come..
• Different Sizes of Holes Can Be Drilled: Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. You are capable to drill holes in different sizes which can meet your normal needs..
• Smooth Drilling: Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits)..
• Use Center Punch to Mark the Spot: Please mark the spot that you are to drill for easier drilling and improved drill bits life..
• Keep Your Step Drill Bits Well Organized: All the bits come in a well-organized case for easy transport and storage..

OXMUL Step Drill Bits for Metal, 1/8 to 1/2, Cobalt Bit, Heavy Duty for Stainless Steel,Metal, Aluminum, Wood, Copper, Wood, 13-Steps. #202

• 【Heavy Duty for Stainless Steel】 The Cobalt Drill Bits(1.3243 STEEL) can drill 6X longer life and 2X faster. This Drill bits is heavy duty for Stainless Steel, Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. If you want to drill faster and many holes on metal, please choose this step drill bit.
• 【Cobalt Bits】 Prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets. This Drill bit can successfully drill more and more holes easily into Stainless Steel plate like knife through butter!.
• 【120-DAYS WARRANTY】 - If not satisfied, Any Reason, please contact us for 100% refund or replacement.
• 【13 Steps︱2-Spiral-Flute︱1/4" Shank】 13-STEPS: 1/8,5/32,3/16,7/32,1/4,9/32,5/16,11/32,3/8,13/32,7/16,15/32 to 1/2 inches. 2-Spiral Flute:Clears Chips faster.
• 【Cutting Fluid】 Cutting Fluid must be poured during work for longer life! Prohibit water-cooling to prevent!.

Drill Hog 37 Pc Cobalt Drill Bit Set Index M42 1/16" - 1"

STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

• 【Premium True 5% Cobalt Steel with 68 HRC】- The Marked Cobalt Content of Ordinary Drill Bits May be False, but This Drill Bits Set is Made of Cobalt Ore from Our Own Mine, Which Indeed Contains 5% Cobalt. Although the Cost and Price are Slightly Higher, It Usually is able to Provide 3X Heat,Wear and Chip Resistance and 3X Tool Life..
• 【Split Point Design and Fully Ground Process】- Compared with Other Ordinary Drill Bits, This Drill Bits Set is Particularly Suitable for Heavy Duty Work, Such as Cutting through Stainless Steel,Steel Plate,Iron Sheet, Cast Iron and Hardwood, and Drilling Out Bolts Studs and Screws..
• 【3X Efficiency + 3X Tool Life】- This Cobalt High Speed Steel Drill Bits Set is Typically Capable of Running 3 Times Faster. Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes..
• 【Sharp Drill Bit Edge】- This Kind of Drill Bits Beast Can Even Cut Hardened Metal into Long Iron Bars, While a Dull Drill Bit Can Just Slowly Wear Through Metal..
• 【13 Pieces Jobber Length Industrial Drill Bits Includes】:1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4 [DIA 1/64 Inch Increments].