10 Best
Steel Counterbore Sets
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Product Highlights- It contains 7 sizes in one countersunk bore set (m3, m4, m5, m6, m8, m10, m12).
- The countersunk bore set is ideal for countersunk bore holes.
- High speed steel, high quality and durability.
- An essential hardware tool for the industry.
- Apply to cast iron, steel, copper, aluminium, conventional hardness of stainless steel and drop steel etc.
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Product Highlights
- Efficient application: with these perfectly crafted drill bits for countersinking, easily make cone shaped holes that will allow flat head fasteners to sit flush against the workpiece when installed. ideal action to prevent any snagging or damage from the top of the fastener, as it often happens if not properly flushed to the surface
- Multi-sizes effective set: ensuring users are always set for any challenge this set of countersink dill bits includes a 2.0mm drill and c/s size no.5; 2.4mm drill and c/s size no. 6; 2.8mm drill and c/s size no. 8; 3.2mm drill and c/s size no. 10; 3.6mm drill and c/s size no. 12. great for deburring and countersinking soft materials as wood, aluminium, or plastic to mak...
- Hss forged drill bits: heavy duty countersink drill bits by gunpla, high speed steel heated treated tools that are engineered to provide the top machine drilling experience. these hex shank drill bits black bottom and strong construction that will hold perfectly on your machine for quality application without damaging the drill bits
- Versatile drill bits: necessary tool for countersinking, to produce accurate a smooth conical holes that can match the angled contour on the bottom of flat head screws with conical heads. counterbore also with these drill bits by enlarging openings of holes to produce flat bottoms to favour the fitting in of socket-head screws
- 1/4 inch hex shank and adjustable: universal 1/4 inch hex shank makes it highly usable with most machines for fast, smooth and effective drilling. the drilling length can be adjusted on the counter sleeve depth, depending on requirements and secure the hex shank for utmost results
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Product Highlights
- 【versatile milling capabilities】 our counter bore drill bits are suitable for milling various materials, including copper, aluminum, steel, and cast iron. regardless of the material, these cutters deliver exceptional results. enjoy the versatility and wide range of applications offered by our countersink end mill
- 【enhanced efficiency and time-saving】by using our countersink end mill , you can reduce the frequency of tool changes, resulting in improved machine actuator movement efficiency. this ultimately saves time in mold making and increases overall productivity. experience the efficiency and time-saving benefits offered by our countersink end mill
- 【durable high-speed steel construction】our countersink end mill cutters are constructed with hard high-speed steel, ensuring durability and longevity. this makes them perfect for assembly on milling machines. with sizes m3, m4, m5, m6, and m8 available, our cutters offer versatility for various milling needs. trust the quality and strength of our countersink end mill
- 【suitable for direct or fine heat treatment mold processing】 our countersink end mill cutters can be used for direct processing or fine processing of heat-treated molds. they offer flexibility and precision in mold-making processes, ensuring exceptional results. trust our countersink end mill cutters for your mold processing needs.
- 【superior toughness and abrasion resistance】our countersink end mill cutters exhibit high toughness and excellent abrasion resistance. this allows for high-speed cutting even on materials with high hardness. experience the superior performance and efficiency provided by our countersink end mill
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Product Highlights
- Rapidly, smoothly and accurately to cut.
- High toughness, high hardness, abrasion resistance.
- Can processing directly or fine processing to the heat treatment mold.
- Can milling of copper, aluminum, tool steel, cast iron, etc.
- Reducing the number of tool changes, improve machine actuator movement rhythm, save mold making time.
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- Parameters. 8mm round shank router bit set included 5 kinds of sizes: 2.8 x 8mm, 3.0 x 8mm, 3.2 x 8mm, 3.5 x 8mm, 4.0 x 8mm bits, very suitable for drilling holes, opening range is 2.8-4mm, and adjustable cutting height: 2.5-10.5mm.
- High quality. made of 45# steel, carbide tip: yg8, durable and corrosion resistant. good toughness, wear resistance, strong drilling capacity.
- Specifications. woodworking countersink bit set for wood screws without changing bits. drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew.
- Suitable for drilling machines with chucks such as lithium electric drills, hand drills, bench drills, etc. provides precise, clean pilot holes in compressed board, plastic, mdf, pine and more. perfect for woodworkers, diy enthusiasts, home repairs and more.
- Premium quality&service. all our products are extensively tested to comply with rigorous and strict qc standards. we offer a 60-day refund guarantee.
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Product Highlights
- Abrasion resistance toughness,high-speed cutting for the hardness.
- The set includes 5 sizes in one counterbore(m3, m4, m5, m6, m8).please refer to the size chart for specifications.
- Reduces times of changing tools, improves machine actuator movement efficiency and save mold making for time.
- The set is suitable for milling of copper, aluminum, steel, cast iron, etc.an essential hardware tool for industrial.
- Counterbore end mills are stainless steel, usually used to be assembled on milling machine.
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Product Highlights
- [application]: our m3-m8 professional counter bore bits are usually used to be assembled on milling machine; suitable for milling of copper, aluminum, steel, cast iron, etc
- [high effective]: reduces times of changing tools, improves machine actuator movement efficiency and save mold making time
- [hss counterbore end mill]: these end mill cutters are made of hard high speed steel, high toughness, abrasion resistance, high-speed cutting for the high hardness
- [well performance]: this counterbore set can processing directly or fine processing to the heat treatment mold
- [5pcs/set m3 m4 m5 m6 m8]: 5pcs m3-m8 countersink end mill cutters drill bits set 4 flute metal drilling slot drill bit woodworking pilot milling cutting tools set
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Product Highlights
- Good design - triangle shank fits into power tools chuck securely and eliminates slip; two-flute design clears chips faster and allows particles to escape easily.
- Split point tip increases speed. it can automatically deburr holes while drilling to keep the drill bit clean.
- Much more hardness - m35 hss is harder lot than hss 4241, suit for drilling in stainless steel plate & quenching steel plate , iron plate, aluminum, wood.
- One step drill bit meets all your requirements, 4-32mm m35 hss step drill bit with 15 steps sizes - 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm
- You can use water to cooling it when it is work and it can be used for even longer.
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Product Highlights
- High-quality and durable construction: the milling cutter in this set is made of hard high-speed steel, ensuring both high toughness and wear resistance. the high hardness of the tool allows for high-speed cutting, making it perfect for use on milling machines.
- High precision and alignment: the cutting hole and bottom hole of this tool set have high alignment accuracy. this precision ensures that the holes it creates are clean and accurately sized, allowing bolts or screw heads to be securely and properly screwed in without any issues.
- Countersunk end mill for various materials: this countersink end mill drill bit set is designed to be versatile and suitable for cutting holes in a range of materials including wood, aluminum, steel, and titanium. this makes it a must-have tool for various industries such as woodworking, metalworking, and mold manufacturing.
- Efficiency and time-saving design: with the countersunk cutters in this set, you can reduce the time spent changing tools. this improves the efficiency of the machine actuator movement and ultimately saves valuable time, especially in mold manufacturing processes.
- Versatile tool set: in addition to be used as countersink end mills, these milling bits can also be used for counterboring and slotting tasks. this versatility allows for a wide range of applications, making these bits a valuable addition to any tool collection.
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Product Highlights
- High toughness, abrasion resistance, high-speed cutting for the high hardness.
- Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time.
- Mill cutters are made of hard high speed steel, usually used to be assembled on milling machine.
- Can processing directly or fine processing to the heat treatment mold
- Suitable for milling of copper, aluminum, steel, cast iron, etc.
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