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| Country of Origin | China |
|---|---|
| Brand | RS PRO |
| Material | HSS |
| Model | 217-390 |
| Overall Length | 75mm |
| Shank Type | Plain |
| Shank Size | 4.2mm |
| Number of Pieces | 10 |
| Drill Bit Size | 4.2mm |
| Flute Type | Helical |
| Standards/Approvals | ISO 235, BS 328, DIN 330 |
| Number of Flutes | 5 |
| Dormer HSS Jobber Drill Bit, 4.2mm Diameter, 75 mm OverallBrand | Dormer |
| RS PRO HSS, 75mm Overall 4.2 mm 10Brand | RS PRO |
| Dormer HSS, 75mm Overall 10Brand | Dormer |
RS PRO 217-390 high-speed steel (HSS) jobber drill bits set provides ten drill bits each measuring 4.2mm in diameter and 75mm in overall length. Designed for mechanical and industrial applications, these drill bits offer reliable performance and precision drilling.
The drill bits feature five helical flutes that enhance chip removal efficiency and reduce heat buildup during drilling. Their plain shank design ensures compatibility with a wide range of drilling machines and tools.
Compliant with ISO 235, BS 328, and DIN 330 international standards, these metric jobber length bits guarantee quality and consistency for demanding workshop and manufacturing environments.
Ideal for drilling holes in metal, plastic, and various engineering materials, these versatile bits suit general machining, repair, and maintenance tasks. Constructed from durable high-speed steel (HSS) marking heat and wear resistance.
Overall length of 75mm supports deep and precise drilling. Shank size of 4.2mm fits standard drill chucks securely. Pack includes 10 drill bits, catering to repeated or multiple use needs. Meets strict international quality standards for enhanced reliability.
Suitable for industrial, workshop, manufacturing, and mechanical use cases. Helical flute design promotes smooth cutting and chip flow.
Set contains 10 pieces of 4.2mm diameter, 75mm overall length HSS drill bits with plain shanks. These drill bits are an essential addition to any professional or industrial toolkit for precision drilling applications, offering consistent quality backed by RS PRO reliability.
Explore the full range of RS PRO Drill Bits and power tools at EnvMart for optimized industrial tools and equipment selection.
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