Centre Drill

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Centre Drill Specification

Hardness
Approximately 62 HRC

Operate Method
Machine operated

Cutter Type
Two-flute cutting edges

Cutting Capacity
Suitable for metal, plastic, and wood

Machine Type
Suitable for CNC machines and manual drilling machines

Coating Type
Titanium Nitride (TiN) Coating

Tool Type
Centre Drill Bit

Material
High Speed Steel

Diameter
3 (typical, varies by model) Millimeter (mm)

Maximum Torque
Up to 15 N-m

Weight
Approximately 15 Grams (g)

Processing Type
Precision Drilling

About Centre Drill

The Centre Drill is a precision-engineered cutting tool designed for creating accurate starter holes and ensuring perfect centering during drilling operations. Made from high-speed steel and coated with titanium nitride, this 3 mm diameter centre drill offers exceptional hardness and wear resistance, allowing for smooth, efficient cutting with minimal walking on the workpiece. Suitable for both CNC and manual drilling machines, it delivers high accuracy with a tolerance of supports cutting speeds up to 50 meters per minute. Ideal for use on metals, plastics, and wood, the centre drill is an essential tool for machinists and fabricators aiming for precision and durability.

FAQs of Centre Drill

Q: What material is the Centre Drill made of?

A: It is made from high-speed steel (HSS) with a titanium nitride coating for durability.

Q: What is the typical diameter of this Centre Drill?

A: The standard diameter is 3 mm, but other sizes are available.

Q: What machines can use this Centre Drill?

A: It is compatible with CNC machines as well as manual drilling machines.

Q: What is the primary use of a Centre Drill?

A: It is used to create precise starter holes and to ensure accurate centering for larger drill bits.


Metric size	Point dia	Body dia
Center Drill 1mm	1mm	3.15mm
Center Drill 1.6mm	1.6	4
Center Drill 2mm	2	5
Center Drill 2.5mm	2.5	6.3
Center Drill 3.15mm	3.15	8
Center Drill 4mm	4	10
Center Drill 5mm	5	12.5
Center Drill 6.3mm	6.3	16
Center Drill 8mm	8	20
Center Drill 10mm	10	25
Center Drill 12.5mm	12.5	31.75
Center Drill BS 1	3/64	1/8
Center Drill BS 2	1/16	3/16
Center Drill BS 3	3/32	1/4
Center Drill BS 4	1/8	5/16
Center Drill BS 5	3/16	7/16
Center Drill BS 6	1/4	5/8
Center Drill BS 7	5/16	3/4

Precision and Durability

Engineered for accuracy, this centre drill bit utilizes high-speed steel with a Titanium Nitride coating, ensuring long-lasting performance and excellent resistance to wear. Its two-flute cutting edges enable smoother cutting and efficient chip removal, making it ideal for detailed precision drilling tasks across a variety of materials.

Versatile Applications

Designed to operate on CNC as well as manual drilling machines, this centre drill bit accommodates diverse industrial and workshop settings. Its ability to cut through metal, plastic, and wood enhances its utility, while its compatibility with multiple machine types makes it a practical choice for professionals and hobbyists alike.

FAQs of Centre Drill:

Q: How does the Titanium Nitride (TiN) coating enhance the performance of the centre drill bit?

A: The Titanium Nitride (TiN) coating provides increased hardness and wear resistance, which helps prolong the lifespan of the centre drill bit. It also reduces friction during drilling, resulting in smoother operation and improved precision.

Q: What materials can this centre drill bit effectively process?

A: This centre drill bit is suitable for use on metal, plastic, and wood, thanks to its robust high-speed steel construction and sharp two-flute cutting edges.

Q: When should I use a centre drill bit in my drilling process?

A: A centre drill bit is commonly used to create a precise starting point for subsequent drilling, ensuring accurate positioning and reducing the risk of bit wandering during operations.

Q: Where can I purchase this centre drill bit in India?

A: You can obtain this centre drill bit from authorized distributors, exporters, importers, suppliers, traders, and wholesalers throughout India. Many industrial supply stores and online platforms carry this product.

Q: What benefit does the two-flute cutting edge design provide?

A: The two-flute cutting edges offer efficient chip removal and smoother cutting, which results in cleaner holes and improved control during precision drilling tasks.

Q: How is this centre drill bit operated?

A: This drill bit is machine operated, making it suitable for both CNC machines and manual drilling machines. Its design supports easy integration into standard tool holders.

Q: What is the typical cutting capacity and maximum torque of this centre drill bit?

A: The centre drill bit can cut through metal, plastic, and wood with a maximum torque of up to 15 N-m, enabling reliable performance in various drilling conditions.

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