SHERWOOD Cobalt Drill Bits Inch Sizes for Stainless Steel
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Overview Summary
The SHERWOOD Inch Size Cobalt Drill Bit Series is designed for high-performance drilling in stainless steel and other hard metals. Manufactured from 5% cobalt high speed steel (HSS-Co), these heavy-duty straight shank jobber drills provide superior durability and excellent cutting performance under high-speed and high-temperature conditions.
Engineered to handle demanding industrial tasks, these drills are capable of cutting materials with tensile strength up to 1,400 N/mm², including stainless steel, bronze, hardened steel, and acid-resistant materials. The 135° split point design ensures precise hole positioning, reduced walking, and faster penetration, making them suitable for both professional workshops and industrial use.
Available in popular imperial (inch) sizes, this series offers flexibility for applications requiring inch-based drilling standards.
Key Features
- Manufactured from 5% Cobalt High Speed Steel (HSS-Co)
- Designed specifically for stainless steel and hard metals
- Suitable for cutting materials up to 1,400 N/mm² tensile strength
- 135° split point for accurate positioning and fast drilling
- Ground flute construction improves chip evacuation
- Bronze oxide finish enhances corrosion resistance
- Excellent performance in high-speed drilling conditions
- Extended cutting edge life reduces sharpening frequency
- Straight shank suitable for standard drill chucks
- Manufactured to DIN 338B and BS 328 standards
Typical Applications
Suitable for:
- Stainless steel drilling
- Hard metal drilling
- Bronze drilling
- Engineering fabrication
- Maintenance workshops
- Industrial machining
Multi-Variation Specification Table
| Model No | Drill Diameter | Overall Length (mm) | Flute Length (mm) |
|---|---|---|---|
| SHR0261364A | 1/16" | 43 | 20 |
| SHR0261368C | 3/32" | 57 | 30 |
| SHR0261370D | 7/64" | 61 | 33 |
| SHR0261374F | 9/64" | 79 | 39 |
| SHR0261376G | 5/32" | 75 | 43 |
| SHR0261380J | 3/16" | 86 | 52 |
| SHR0261382K | 7/32" | 93 | 57 |
| SHR0261384L | 1/4" | 101 | 63 |
| SHR0261386M | 17/64" | 109 | 69 |
| SHR0261388N | 9/32" | 109 | 69 |
| SHR0261390P | 5/16" | 117 | 75 |
| SHR0261392Q | 3/8" | 133 | 87 |
General Technical Specifications
| Attribute | Value |
|---|---|
| Brand | SHERWOOD |
| Material | Cobalt High Speed Steel (HSS-Co) |
| Cobalt Content | 5% |
| Finish | Bronze Oxide |
| Cutting Direction | Right Hand |
| Flute Type | Spiral |
| Flute Construction | Ground Flute |
| Helix Type | Normal Helix |
| Number of Flutes | 2 |
| Point Angle | 135° |
| Point Type | Split Point |
| Shank Type | Straight Shank |
| Coolant Delivery | External |
| Drill Diameter Tolerance | h8 |
| Shank Diameter Tolerance | f11 |
| Web Thickness | Strengthened |
| Drill Standard | DIN 338B |
| Additional Standard | BS 328 |
| Tensile Strength Capacity | Up to 1,400 N/mm² |
| Application | Stainless Steel, Hard Metals |
Package Content
- 1 Piece SHERWOOD Cobalt Drill Bit
- Selected size based on model number
- Individually packed for protection
Warranty Term
Manufacturing Defect Warranty
All SHERWOOD cobalt drill bits are covered against manufacturing defects. Warranty excludes damage caused by overheating, improper usage, or incorrect drilling practices.
Why Choose SHERWOOD
Reliable Tools for Professional Results
SHERWOOD cutting tools are engineered to meet demanding industrial standards. Designed with durability and precision in mind, SHERWOOD drills deliver consistent performance across tough materials.
Why professionals choose SHERWOOD:
- Industrial-grade manufacturing quality
- Reliable drilling accuracy
- Long tool lifespan
- Heat and wear resistance
- Trusted DIN and BS standard compliance
Order by 4PM to get delivered next working day! We use 24 hours service with carriers in most cases so that you can get your order delivered on time.
Free delivery for total orders above RM500, otherwise additional charges costs are calculated at checkout based on your order’s weight and delivery location.
Further details please click here for more info.
Please notify us within 14 calendar days of receiving your product to request a free exchange or full refund, if eligible. We will cover all return shipping costs, and no restocking fees will apply in this case.
Requests made after 14 days may be accepted at our discretion and will be subject to a 10% restocking fee. Techno Tools & Equipment reserves the right to reject any return request found to be ineligible.
Further details please click here for more info.