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Best results for 4 mm hss drill bits
Migiwata Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill Bits with Straight Shank Set of 13pcs to Cut Through Hard Metals Such as Stainless Steel and Cast Iron
$14.89
$18.76
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- COBALT STEEL - Manufactured from M35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, extremely heat resistant
- for much faster cutting and extra longer life span, with up to twelve times when compared with an average HSS drill bit.
- NO CENTER PUNCH NEEDED - The 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander". Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks. Must be used and operated at proper RPMs for maximum efficiency
Makita B-44884 21 Pc. Assorted Metric Drill Bit Set
$27.99
$41.15
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- Includes bits for drilling in metal, wood and masonry materials
- Includes (7) metal drilling bits made of grounded high speed steel for longer life (3 - 8mm)
- Includes (7) Brad point wood drill bits which provide clean, straight holes in wood (3 - 8mm)
- Includes (7) masonry hammer drill bits for use in most hammer drills for drilling into brick, block and concrete (3 - 8mm)
- Straight shank for most corded and cordless 3/8" and 1/2" drills
LiNKFOR 3 Pcs Spiral Grooved Step Drill Bit for Drill HSS Total 29 Sizes | 6 Pcs HSS Countersink Drill for Deburring| 5 inch Center Punch with Rubber Cap for Marking
$25.99
$32.75
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- 3Pcs 4-12/4-20/4-32mm 29Sizes spiral step drill bits, also known as stepped drill or pagoda drill, mainly for wood and steel drilling processing.More steps and dense make the hole smoother
- ,main material high speed steel, titanium coated high quality step drill bits
- 1/4" Hex shaft drives are suitable for all kinds of power drills.
- According to the need to process different diameter holes, you can achieve one-time processing of large holes, no need to replace the drill bit and positioning hole.
3Pcs High-Speed Steel Spiral Step Drill Bit Set with Automatic Spring Loaded Center Punch Power Tools Cone Titanium Coated Metal Hole Cutter 1/4" Hex Shank Drive Quick Change 4-12mm/4-20mm/4-32mm
$16.99
$19.88
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- 【Widely Used】Perfect Step Drill Bits suitable for drill holes in various material： within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate)
- within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc.
- 【Material】HSS combined with a titanium coating. More capable and durable.
- 【Easy Drilling】Two-Flute Design for smoother cutting. High Step design let you feel the stop and never drill bigger in mistake
51-piece Metric Index Drill Bit Set, 1.0-6.0 mm in 0.1 mm Increments, HSS with Titanium Nitride (TiN) Coating
$49.70
$68.09
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- 1.0 to 6.0 mm Metric Index Drill Bit Set (0.1 mm Increments, 51 Pieces)
- HSS Drill Bits with Titanium Nitride (TiN) Coating
- For drilling holes in wood, metal, plastics, 3D printed parts, walls, etc...
- Includes all-metal container with labeled storage for each drill bit.
- 118 degree twist bits, suitable for all-purpose drilling.
Festool 493423 Centrotec HSS Spiral Drill Bit Set With Reusable Shank, 4.0mm
$13.75
$16.09
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- Set includes 4mm HSS Spiral drill bits (Qty 3), and a reusable Centrotec shank for fast, efficient and precise drilling
- Precision-ground HSS steel stays sharp longer for precise hole drilling and a long service life
- Tip grind and flute design are ideal for drilling into wood, metal and plastics
- Centrotec design can be used with Centrotec Chuck System, or with any three-jaw keyless chuck system
- Includes 3 bits, reusable Centrotec shank, set screw and allen wrench
Knoweasy HSS Titanium Coated Spiral Grooved Step Drill 3-Piece Set with Automatic Spring Loaded Center Punch,4-12mm/4-20mm/4-32mm Drill Bits Set for Sheet Metal Hole Drilling
$18.99
$25.26
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- ✅Clears chips faster and allows particles to escape easily
- ✅The hexagonal shank titanium drill uses a double-edged design to make cutting smoother and smoother. High-step design allows you to stop and don't drill big
- ✅4-12mm / 4-20mm / 4-32mm, Handle: 1/4" quick-change hex shank for drilling, drill holes of different sizes
- ✅Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force
Yangoutool 3pcs HSS Spiral grooved Step Drill Bit 4mm to 12mm/20mm/32mm,Woodworking Metal Drilling Bit&Hole Cutter Bit
$15.99
$18.07
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- ▲1/4" Hex shaft drives are suitable for all kinds of power drills.And suitable for Woodworking Punching Tools
- ▲The bits come to a point and are thus self-starting. No need to use center punch.
- ▲They are more durable and not easily broken compared with the ordinary twist drill bits.
- ▲3Pcs spiral step drill bits, 4-12/4-20/4-32mm 29Sizes,main material high speed steel, titanium coated high quality step drill bits.
Iuhan Hex High Speed Steel Titanium Step Cone Drill Bit Hole Cutter HSS Sheet Metal (M: 4-20mm, Gold)
$1.99
$2.35
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- ❤️ The ladder of its unique structure, a bit can open a variety of specifications of aperture. Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken.
- ❤️ It is very suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc
- ❤️ Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable, but it is possible. The use of tools: drill, bench drill.Work while water cooling, can effectively extend the service life of drill bit,
JelBo Titanium Coated Step Drill Bit Set, HSS Hex Shank Metal Multiple Hole Step Drill Bit Kit with Impact Driver for DIY Woodworking, Metal, Plastic(3Pcs/Set 3-12/4-12/4-20mm)
$14.99
$18.14
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- 【QUALITY MATERIALS】Forged from titanium coated high speed steel.Make these step drill bits has high hardness.
- 【EFFICIENT OPERATION】In the drilling process, the step drill bits shakes less than the twist drill bits, and has a clear scale mark.
- 【MULTI PURPOSE】This set of step drill bits is suitable for drilling of thinner stainless steel, carbon steel, aluminium plate, iron plate and other materials.
Qibaok Step Drill Bit Set with Automatic Center Punch, 3 PCS HSS Titanium Hex Shank Step Cone Drill Bits for Plastic, Wood, Aluminum, Metal Sheet, Metric 4-12/4-20/4-32mm
$16.99
$25.15
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- ????【Material】 HSS 4241 & classic high speed steel with titanium coating for strength and longevity.
- ????【Package】 3-Piece HSS Groove Step Drill Bit (4-12/ 4-20/ 4-32mm ) + 1 Automatic Center Punch.
- ????【Easy Drilling】 Two-fluted design provides faster, smoother cutting, provided with small pressure and the sets. Stepped grooves prevent slippage in the chuck.
- ????【Wide Usages】 Perfect Step Drill Bits for home DIY and general building supervision / engineering use. Ideal used to drill holes in various material like iron plate, aluminum plate, wood, PVC sheet, insulation boards, etc.
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)
$34.89
$43.26
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
- 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
- This Cobalt Drill Bit is Typically Capable of Running Three to Five 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.
LETON HSS M35 Cobalt Drill Bit Set, Pack of 10 (5/32", 4.0mm)
$12.99
$14.94
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- 100% Brand New and High Quality.
- Using high-quality high-speed steel, through special treatment, processed iron, steel, copper, Aluminum and other metal materials.
- Durable, mainly used for bore machining.
- Made of M35, namely Cobalt High Speed Steel, for super abrasive resistance in tough metals.
- Twist drill bit with round shank, sharp spiral groove.
HSS M2 Metal Jobber Twist Drill Bits, Pack of 10 (5/32", 4.0mm)
$10.50
$13.97
Amazon.com
Last update was on: May 6, 2024 12:42 pm
- Use 6542 high speed steel milling and forming, through vacuum heat treatment.
- The head of drill bit has special sharpening edge and high hardness.
- Excellent machining performance for drilling workpieces.
- Increase productivity and reduce the processing cost of unit holes.
- Smooth and Sharp slot.
