Centre Drill Bits
Centre drill bits are made of high-quality High-speed steel, solid and high-temperature wear resistant.
They are widely applicable and work with lathe machines and most electronic drills to drill holes in Steel, Iron, Alum, Carbon Steel, Brass, and other tough material.
Centre drill bits are an essential tool for anyone who needs to frequently drill holes in tough materials. With their high-quality construction and wide applicability, centre drill bits are a great addition to any toolbox.
Tenyu Centre Drill Bits Video
Why Tenyu
Contre Drill Bits
Unrelenting Customer Support We never get tired of giving our clients the support and assistance they need! Do you have a question before the sale? Do you yearn to learn more about our lineup of taper length drill bits and can’t decide which one to go with? Contact us and we’ll answer all your questions and concerns!
Expertise and Professionalism Our employees all have a combined experience amounting to 70 years in blacksmithing and in toolmaking. We’re sure that we’ll be able to produce the exact taper length drill bits you need for your business!
Progressiveness and Flexibility Tenyu Tools Co., Ltd. breeds on new products and we you will never have any trouble if you want to innovate or be different compared to other suppliers and manufacturers in the industry. In terms of creativity, you can absolutely count on us!
Swift and Fast Delivery With Tenyu Tools Co., Ltd., you’ll never have a problem when it comes to delivery. We’re known for lightning-speed delivery. Thanks to our partnerships with some of the country’s top courier, as well as freight and cargo services, we can get you the orders in less than two (2) months!
Quality, safety and cost efficiency are our commitments .We are sincere partner to all our clients, irrespective of their sizes. All over the world.
Features and Specs of Our Centre Drill Bits
Material | HSS4241, HSS4341, HSS6542, M35, M42 |
Processes | Rolled, Fully Ground |
Sizes Available | 0.8mm to 6mm |
Shank Type | Straight Shank |
| Type | Type A, Type B |
Surface Finishing | Gold Color Coating, Silver Color Coating and Others |
NOTE: These aren’t the only things our centre drill bits have. You will be able to find more than these! We’ll be unraveling those when you experience working with us.
What is a Centre Drill Bit?
Centre drill bits, also known as centring drills, are tools used for similar operations. Both are designed for spotting the location for the following drilling operation.
A centre drill has a pilot producing a centre hole. Centre drills are used to start holes in workpieces with a lathe. The design of the Centre Drill Bit is such that it can be used to create a Centre Hole in workpieces on a Lathe Machine.
Centre Drill Bits are also used in CNC Milling Machines and other Machining Centers to help create center holes in workpieces. Centre Drill Bits have an angle of 118 degrees and their point is ground to a interchangeably between 60 and 82 degrees.
The Centre Drill Bit has two cutting lips and a spiral flute. The job of the Centre Drill Bit is to make a small hole in the workpiece so that the following drilling operation can be accurately done.
Centre Drill Bits are made from High-Speed Steel (HSS) which is why they are able to maintain their sharpness for longer periods of time. Another advantage of using Centre Drill Bits is that they can be used on various materials including wood, plastics, and metals.
What is Centre Drill Bit
What are the Advantages of a Centre Drill?
Centre Drill Bits, also known as Centre Drills, are short and rigid drill bits that are designed to mark the centre of a bar or work-piece.
They are used in a lathe chuck to provide a starting location for a drill bit when drilling down the centre of the work-piece.
Centre Drill Bits are made from high quality steel and are extremely sharp. They are also heat treated for durability.
Centre Drill Bits come in a variety of sizes and styles. The most common types are the straight flute Centre Drill Bit and the spiral flute Centre Drill Bit. Centre Drill Bits are an essential tool for any machinist or engineer.
Centre Drill Bit for Metal Drilling
What is a Centre Drill Bit Made of?
Centre Drill Bit is made from a HSS substrate with 8% cobalt content, Centre Drills are for centre drilling Steels <HRC30, Stainless Steel, Cast Iron, Aluminium, Plastic & Brass.
Centre Drill Bits are also used to drill through-holes in workpieces where a center hole is required but not desired. Centre Drill Bits are also used to enlarge existing holes.
Centre Drill Bits come in a variety of sizes and can be purchased individually or as part of a set. Centre Drill Bits are typically made from high-speed steel (HSS) or carbide and vary in diameter from 0.8mm to 50mm.
Centre Drill Bits are also available with 90° and 118° point angles. Centre Drill Bits with 90° point angles are used for drilling through-holes in materials such as wood and plastic where countersinking is not required.
Centre Drill Bits with 118° point angles are used for drilling blind holes in materials such as wood and plastic where countersinking is not required.
Centre Drill Bit Made Of
What is a Centre Drill for?
A centre drill bit is a type of drill bit that is used to create holes at the centre of a piece of stock.
It consists of a pilot drill and a countersink. The pilot drill is used to create a small pilot hole, while the countersink is used to enlarge the hole and create a countersink at the centre of the workpiece.
Centre drills are used in metalworking applications, where they are used to create holes for turning between centres on a lathe. They are also used in woodworking applications, where they are used to create holes for dowel pins.
Centre Drill Bit for Create Pilot Holes
What is the Angle of a Centre Drill?
Centre drills, also known as Slocombe drills, are designed to create a small starting indentation for drilling in a lathe.
Centre drill bits are commonly used to provide a location for a tailstock centre, but their 60-degree point angle makes them ideal for creating an indentation to guide further drilling.
Centre drill bits are made from high-speed steel (HSS) and are available in a variety of sizes, making them an essential tool for any machinist or engineer.
Thanks to their design, centre drill bits are able to create precise and accurate holes in a variety of materials, making them perfect for use in a wide range of applications.
Centre Drill Bits Set
How Many Types of Centre Drills are There?
Centre drill bits are a type of tool used for creating a centre hole in workpieces. There are different types of centre drill bits available.
ST Type 60° centre drill bits are made from high speed steel and are designed for use with ferrous metals.
R Type centre drill bits are made from carbide and are ideal for use on non-ferrous metals.
B Type 60°/120° centre drill bits are made from brazed carbide and offer a longer life than R Type centre drill bits.
When choosing a centre drill bit, it is important to select the right type for the material you will be working with.
Different Types of Centre Drill Bit
What will Happen If Centre Drill is not Used Before Starting a Drill?
A centre drill bit is a tool that is used to drill a hole in the centre of a workpiece. The bit has a blunt tip and two cutting edges, which create a small hole when the tool is rotated.
Centre drill bits are typically used to create pilot holes for larger drill bits, but they can also be used to create small holes for screws or dowels.
When using a centre drill bit, it is important to ensure that the initial point of contact is seated on the chisel edge. If the cutter slips on the workpiece, angular drill holes may be generated.
Premium Quality Centre Drill Bit
Centre Drill Bit Dimensions Chart
Type A Centre Drill Bit
| Type A Centre Drill Bit Specification | |||
| d1 | d2 | L1 | L2 |
| 1 | 4 | 40 | 1.6 |
| 1.5 | 4 | 40 | 2.1 |
| 2 | 6 | 50 | 2.6 |
| 2.5 | 6 | 50 | 3.1 |
| 3 | 8 | 50 | 4 |
| 4 | 10 | 55 | 5 |
| 5 | 10 | 70 | 6 |
| 6 | 12 | 75 | 8 |
Type B Centre Drill Bit
| Type B Centre Drill Bit Specification | |||
| d1 | d2 | L1 | L2 |
| 1 | 4 | 40 | 1.6 |
| 1.5 | 6 | 50 | 2.1 |
| 2 | 8 | 50 | 2.6 |
| 2.5 | 10 | 60 | 3.1 |
| 3 | 12 | 60 | 4 |
| 4 | 14 | 70 | 5 |
| 5 | 18 | 75 | 6 |
| 6.3 | 20 | 80 | 8 |
What is the Difference Between a Center Drill and a Spot Drill?
A centre drill bit is a type of drill bit used to create a starting point that is more precise than what would be created with a standard drill bit.
A centre drill bit is typically thinner than a standard drill bit and does not have the conical ends that a standard drill bit does. The centre drill bit is also more accurate in drilling a starting point.
The centre drill bit is used to create a pilot hole prior to drilling with a standard drill bit. The centre drill bit is also used to create counterbores and countersinks.
Contents
- Tenyu Centre Drill Bits Video
- Why Tenyu
- Contre Drill Bits
- Features and Specs of Our Centre Drill Bits
- What is a Centre Drill Bit?
- What are the Advantages of a Centre Drill?
- What is a Centre Drill Bit Made of?
- What is a Centre Drill for?
- What is the Angle of a Centre Drill?
- How Many Types of Centre Drills are There?
- What will Happen If Centre Drill is not Used Before Starting a Drill?
- Centre Drill Bit Dimensions Chart
- What is the Difference Between a Center Drill and a Spot Drill?
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