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| Country of Origin | China |
|---|---|
| Brand | RS PRO |
| Material | HSS |
| Model | 522-6645 |
| Overall Length | 200mm |
| Base Material | High Speed Steel |
| Shank Type | Plain |
| Shank Size | 4mm |
| Drill Bit Size | 4mm |
| Flute Type | Helical |
| Standards/Approvals | BS 328, RN & ISO, DIN 340 |
| Number of Flutes | 2 |
| Cutting Direction | Right |
| Drill Point Angle | 118° |
| RS PRO HSS, 160mm Overall 4 mmBrand | RS PRO |
RS PRO 522-6645 is a professional-grade 4mm diameter drill bit made from high speed steel (HSS) with a total length of 200mm. This drill bit is engineered for industrial, manufacturing, construction, and metal-working applications requiring precision and durability.
The bit’s two helical flutes efficiently remove chips, reducing friction and heat buildup during use. Its plain shank design fits securely in standard drill chucks, enabling effective power transmission during drilling processes. The 118° point angle improves cutting performance and accuracy on various materials.
Manufactured to meet multiple international standards including BS 328, RN & ISO, and DIN 340, this drill bit ensures consistent quality and reliability. It is vapor-plated for surface protection and enhanced tool life.
This drill bit is suitable for use on wood, plastics, mild steel, cast steel, grey cast iron, tempered castings, sintered components, graphite, and nodular iron. It excels particularly in metalworking environments requiring extra length drills for deeper holes.
Constructed from durable high speed steel for excellent heat resistance and cutting precision. Features a 4mm diameter and a 200mm overall length for extended reach applications. Two helical flutes provide efficient chip removal and smooth drilling operation.
Plain shank type ensures secure gripping in standard drill chucks. Right-hand cutting direction with a 118° drill point angle for effective material penetration. Compliant with BS 328, RN & ISO, DIN 340 industry standards for quality assurance.
Ideal for drilling wood, plastic, mild and cast steel, grey cast iron, and sintered materials. Manufactured in China, meeting RS PRO’s rigorous testing and quality standards.
This RS PRO HSS drill bit is trusted by engineers and industrial users worldwide for its strength and precision. It is particularly recommended for use in mechanical workshops, metal fabrication, automotive repairs, and general industrial manufacturing.
Explore the full range of RS PRO industrial-quality Drill Bits on EnvMart for your precision drilling needs.
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