High Speed Steel Combination Drill & Countersink, 4A Size, 5/16" Body, 1/8" Drill, 3" Overall Length
Product details
| Management number | 211277229 | Release Date | 2026/04/04 | List Price | $36.00 | Model Number | 211277229 | ||
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This 4A-sized, long-length KEO High Speed Steel Combination Drill & Countersink, with a 5/16" body diameter, 1/8" drill diameter, and 3" overall length, offers superior grind, finish, and smooth edges. It's a double-ended, long-series, straight-shank tool that maintains precise center holes during extended production runs or when exact centering is needed. Compatible with various machine tools, it's ideal for countersinking drill holes, screws, and deburring. Suitable for a range of materials, including Steel, Stainless Steel, Non-Ferrous, and Cast Iron, it's made from High-Speed Steel with a hardness of 58 to 60 RC and a 60 tool included angle. Originating from the U.S.A., it's perfect for accurate center holes on diverse workpiece materials.
- Extended Reach: Exceeds conventional tool length for better access
- Improved Grind & Finish: Smoother edges for enhanced performance
- Versatile Tool Design: Double-ended, long series, straight shank for countersinking and drilling
- Precision Centering: Maintains accurate center holes in long production runs or precise applications
- Machine Compatibility: Easily attaches to various machine tools like drill press, lathe, and machining centers
- Countersink Uses: Primarily for countersinking drill holes, screws, and deburring
- Countersink Applications: Used in grinding center holes, positioning holes, and deburring edges after machining
- Material Compatibility: Ideal for accurate center holes on a variety of materials including Steel, Stainless Steel, Non-Ferrous, and Cast Iron
- Material Composition: Crafted from durable High-Speed Steel
- Hardness: 58 to 60 RC for superior strength and longevity
- Tool Angle: 60 for precise and efficient cutting
- Workpiece Material Range: Suitable for Steel, Non-Ferrous, Cast Iron, and Plastics
- Origin: Proudly made in the U.S.A
| Brand Name | Penn Tool Co. |
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| Finish Types | Black Oxide |
| Manufacturer | Penn Tool Co. |
| Material Type | Steel, Non-Ferrous, Cast Iron, Plastics |
| Surface Recommendation | Alloy Steel, Cast Iron, Plastic, Stainless Steel |
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Combined Drill
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