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Dormer High Speed Steel Titanium Nitride Coated Industrial Drill Bit Set 4 Flutes 4.8mm Shank 86mm Overall Length 5 A0024.8
Specifications
| Country of Origin | Brazil |
|---|---|
| Brand | Dormer |
| Material | High Speed Steel Tin |
| Model | A0024.8 |
| Finish | Titanium Nitride |
| Overall Length | 86mm |
| Note | With diameters ranging from 3 → 6.9 mm, these drill bits are sold in 5-piece / 10-piece packs or individually from the 7 mm size |
| Shank Type | Cylindrical/Straight |
| Shank Size | 4.8mm |
| Number of Pieces | 5 |
| Flute Type | Helical |
| Standards/Approvals | BS 328, DIN 338 RN, ISO 235 |
| Number of Flutes | 4 |
| Cutting Direction | Right |
| Drill Point Angle | 118° |
| Drilling Length | 52mm |
| RS PRO HSS, 86mm Overall 4.8 mm 10RS Stock No. | 213-225Brand: RS PROIMPA: 630146 |
| Dormer HSS Jobber Drill Bit, 4.8mm Diameter, 86 mm OverallBrand | Dormer |
Key Features
- Constructed from premium High Speed Steel Tin with Titanium Nitride finish for extended tool life.
- Includes 5 pieces, each with 4 helical flutes and a cylindrical/shank type for versatile use.
- Overall length of 86mm with 4.8mm shank size and 52mm drilling length for effective penetration.
- Features a 118° split-point angle and right cutting direction for precise drilling accuracy.
- Suitable for hand and machine use on steels, cast irons, plastics, and aluminium alloys.
- Complies with BS 328, DIN 338 RN, and ISO 235 standards ensuring industrial-grade quality.
- Manufactured in Brazil, optimized for professional and industrial drilling applications.
Product Description
Dormer A0024.8 is a professional high-quality High Speed Steel (HSS) drill bit set, featuring Titanium Nitride (TiN) coating for enhanced wear resistance and extended service life. This industrial-grade 5-piece set includes drill bits with an overall length of 86mm, a shank size of 4.8mm, and four helical flutes designed to improve rigidity and cutting efficiency.
These drill bits offer a 118° split-point design for excellent centring and hole precision, providing accurate positional drilling essential for industrial, mechanical, and manufacturing environments. The right-hand cutting direction ensures clean hole finishing in a range of materials including steels, cast steel, grey cast iron, malleable cast iron, nickel-brass, aluminium alloys, plastics, and graphite.
The set is suitable for both hand and machine drilling operations, allowing versatile use across construction, engineering, and fabrication tasks. The TiN coating increases performance when drilling harder materials by reducing wear and improving cutting speed.
Meeting stringent BS 328, DIN 338 RN, and ISO 235 standards, Dormer's A0024.8 drill bits guarantee quality and reliability for demanding jobs. Easy-to-read size markings assist in quick tool identification during work.
Constructed from High Speed Steel Tin with Titanium Nitride coating for durability. Set contains 5 pieces, each with 4 helical flutes for strength and efficient chip removal. Overall length is 86mm with a 4.8mm cylindrical shank, perfect for precision drilling.
Features a 118° drill point angle for accurate and clean drilling performance. Compliant with BS 328, DIN 338 RN, and ISO 235 standards. Ideal for industrial, mechanical, construction, and manufacturing applications. Manufactured in Brazil under high-quality production standards.
This Dormer HSS TiN drill bit set is an essential kit for professionals in machining, metalworking, and general industrial toolkits. Browse the EnvMart collection for more high-performance Drill Bits and tooling accessories.
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Frequently Asked Questions
The overall length of the drill bits in this set is 86mm.
The shank size of the drill bits is 4.8mm.
These drill bits are suitable for use on steels, cast irons, plastics, and aluminium alloys.
This model features a 118° drill point angle for accurate drilling performance.
The set includes 5 pieces of drill bits.
These drill bits have a helical flute design, with 4 flutes for improved rigidity and chip removal.
The drill bits comply with BS 328, DIN 338 RN, and ISO 235 standards.
The drill bits have a Titanium Nitride (TiN) finish for enhanced wear resistance.
The drilling length of each bit is 52mm.
Yes, this drill bit set is suitable for both hand and machine drilling operations.
These drill bits are manufactured in Brazil.
The cutting direction of these drill bits is right-hand.
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