HSS 4241 Drill Bit Twist For Wood And Steel 13mm H7
High-Speed Steel 4241 Drill Bit – General Purpose Twist Bit for Soft Metal & Wood
Product Description:
The HSS 4241 Roll Forged Twist Drill Bit, manufactured by Jiangsu Xing Rui Precision Tools, is a reliable and cost-effective choice for general-purpose drilling applications. Crafted from high-speed steel grade 4241, it delivers a perfect balance of toughness and cutting performance in non-hardened materials.
Produced through a roll forging process, this drill bit features uniform flutes and a hardened body structure that ensures high-speed cutting, better chip evacuation, and minimized vibration. It’s a perfect choice for both industrial and DIY users who seek dependable performance without a high cost.
Application Scenarios
These drill bits are designed to meet the everyday needs of a wide variety of users. Common application areas include:
DIY/Home Improvement
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Installing shelves or curtain rods on wooden and metal frames
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Drilling pilot holes for screws or anchors in household materials
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Creating openings in PVC piping or electrical boxes
Automotive & Mechanical Repairs
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Drilling through car body panels or mild steel brackets
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Fabricating custom metal parts or sheet components
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Ideal for maintenance tasks in workshops and garages
Construction & Installation
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Used in HVAC ducting installations
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Electrical box and conduit fitting on site
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Wood framing and light steel component preparation
Manufacturing & Light Industry
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Suitable for small-scale fabrication shops
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Used in jig and fixture creation
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Component hole drilling in assembly lines
Note: Not suitable for hardened steel or stainless steel – for those materials, we recommend our M35 cobalt drill bits.
Key Features
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Material: High-Speed Steel 4241 – suitable for soft metals, plastics and wood
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Point Angle: 118° for fast centering and minimal walking
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Manufacturing: Roll forged – enhances durability and cost-efficiency
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Surface: Bright finish or black oxide coating available
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Shank: Straight shank – fits standard 3-jaw drill chucks
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Sizes: Full metric range from 1.0mm to 13.0mm
Specification Table (Metric Sizes)
| Diameter (mm) | Overall Length (mm) | Flute Length (mm) |
|---|---|---|
| 1.0 | 34 | 12 |
| 1.5 | 40 | 18 |
| 2.0 | 49 | 24 |
| 2.5 | 57 | 30 |
| 3.0 | 61 | 33 |
| 3.2 | 65 | 36 |
| 3.5 | 70 | 39 |
| 4.0 | 75 | 43 |
| 4.2 | 75 | 45 |
| 4.5 | 80 | 47 |
| 5.0 | 86 | 52 |
| 5.2 | 86 | 52 |
| 5.5 | 93 | 57 |
| 6.0 | 93 | 57 |
| 6.5 | 101 | 63 |
| 7.0 | 109 | 69 |
| 7.5 | 109 | 69 |
| 8.0 | 117 | 75 |
| 8.5 | 117 | 75 |
| 9.0 | 125 | 81 |
| 9.5 | 125 | 81 |
| 10.0 | 133 | 87 |
| 10.5 | 133 | 87 |
| 11.0 | 142 | 94 |
| 11.5 | 142 | 94 |
| 12.0 | 151 | 101 |
| 12.5 | 151 | 101 |
| 13.0 | 151 | 101 |
Imperial sizes from 1/16" to 1/2" are also available upon request.
Frequently Asked Questions
Q1: Can this drill bit be used on stainless steel?
A: No, HSS 4241 is not suitable for stainless steel. Please choose M35 cobalt drill bits instead.
Q2: What’s the difference between roll forged and ground drill bits?
A: Roll forged bits are made by forming under pressure, offering cost-efficiency and good performance in soft materials. Ground bits are machined for better precision and are used for harder materials.
Q3: Is this drill bit compatible with cordless drills?
A: Yes. The straight shank fits all standard 3-jaw chucks in cordless and corded electric drills.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.