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| Country of Origin | Brazil |
|---|---|
| Brand | Dormer |
| Material | High Speed Steel Tin |
| Model | A0028.5 |
| Finish | Titanium Nitride |
| Overall Length | 117mm |
| Shank Type | Cylindrical/Straight |
| Shank Size | 8.5mm |
| Flute Type | Helical |
| Standards/Approvals | ISO 235, BS 328, DIN 338 RN |
| Number of Flutes | 4 |
| Cutting Direction | Right |
| Drill Point Angle | 118° |
| Drilling Length | 75mm |
| Dormer HSS Jobber Drill Bit, 8.5mm Diameter, 117 mm OverallBrand | Dormer |
Dormer A0028.5 High Speed Steel Tin Jobber Drill Bit, 8.5mm diameter and 117mm overall length, is designed for versatile metal drilling applications. Featuring a 75mm helical flute length and cylindrical straight shank, this drill bit delivers excellent chip removal and reliable performance.
The bit is coated with titanium nitride, providing superior resistance to corrosion and wear, ensuring extended tool life during heavy use. The 118° split point drill tip facilitates self-centering, reducing walking and enabling precise hole placement.
This high speed steel tin bit complies with ISO 235, BS 328, and DIN 338 RN standards, verifying its quality and reliability. It is particularly suited for machining soft metals including stainless steel, cast iron, and copper.
Applications include CNC machining, aircraft manufacturing, fabrications, and construction tasks that require clean, accurate holes in various metal materials. It is compatible with both handheld drills and machine use, enhancing flexibility for industrial and commercial users.
Made from high speed steel tin with titanium nitride coating for durability. Four helical flutes ensure efficient chip evacuation. 117mm overall length and 75mm drilling length optimize deep-hole drilling. Right-hand cutting direction suits standard drilling operations.
Self-centering 118° drill point angle improves hole accuracy. Manufactured in Brazil, this Dormer drill bit upholds high standards of machining performance. Explore a wide range of precision Drill Bits and power tools in the Dormer collection at EnvMart for professional quality and trusted reliability.
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