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TJR® Countersink 90° Set of 6 Pieces 1/4", 1/3", 2/5", 1/2", 2/3", 4/5" HSS (4241) Coated, for chamfering. Tool Bits Set for Steel, Aluminum, Brass, Wood, Plastic (Coated in Carton Box)
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$17.86 cheaper than the new price!!
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New $29.77
Product details
| Management number | 218149137 | Release Date | 2026/05/03 | List Price | $11.91 | Model Number | 218149137 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Set of 6pcs 1/4", 1/3", 2/5", 1/2", 2/3", 4/5" in inches (6,3mm to 20,5mm in metric) in an cardboard box.
- 3 Flute for chip flow smoothly & fast cutting
- Material HSS 4241 with coating. Ground precision drill bit for challenging drilling in metal and steel.
- For chamfering and hole preparation to apply the head of screws.
- Smooth cutting and fine surface
- For hand drilling and stationary drills.
- High-Speed Steel (HSS) 4241/4341: This material is suitable for drilling ordinary metals, such as iron, copper, aluminum alloy, and other low and medium hardness metal, as well as wood, plastic, etc. Not suitable for drilling stainless steel, mold steel, and additional high strength, high hardness metal. The quality is not bad within the scope of application, ideal for wholesale sales at hardware stores.
- HSS 4241 countersinks is ideal for use in high-temperature applications where other types of steel may deform or lose their hardness. This combination of metals makes the HSS 4241 countersinks exceptionally hard and durable, allowing them to cut through tough materials such as metal, wood, and plastic. They are commonly used in metalworking, woodworking, and other industries where precise, clean-cut holes are required. Their high durability and resistance to wear make them an excellent choice for high-volume production environments.
| Model | 8103200001 |
|---|---|
| Brand Name | TJR |
| Shank Type | Straight |
| Unit Count | 6.0 Count |
| Part Number | 8103200001 |
| Finish Types | Brass |
| Manufacturer | TJR |
| Material Type | High Speed Steel (HSS) |
| Tool Flute Type | Spiral |
| Cutting Diameter | 20.5 Millimeters |
| Number of Flutes | 3 |
| Number of Pieces | 6 |
| Included Components | Plastic case |
| Cutting Angle String | 90 Degrees |
| Minimum Bore Diameter | 0.63 Inches |
| Surface Recommendation | Aluminum,Brass,Plastic,Steel,Wood |
Heavy Metal
Countersink Drill Bits
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