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| Customization: | Available |
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| Customized: | Customized |
| Standard: | DIN |
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25PCS High Speed Steel Amber Finish Cobalt Drill Set
As a specialized industrial tool provider, we offer this premium 25pcs High speed steel collection. This amber finish cobalt drill set is engineered for superior heat resistance and high-precision metalworking. Infused with Cobalt alloy and treated with a distinct amber oxide finish for enhanced lubrication, these bits are designed to penetrate stainless steel, alloy steel, and cast iron. Every bit in this series features a 135° split point for instant centering and a fully ground body for maximum accuracy. This professional kit reflects the strict engineering standards of an industry-leading drill manufacturer.
| Package | Metal Box | MOQ | 500 |
| Size | 25pcs set | Delivery time | 30-45days |
| Material | HSS Co | Flute | Straight Flute |
| Surface | Amber Finish | Shank Type | Cylindrical |
Specifications
Material: Cobalt High Speed Steel (HSS)
Finish: Amber Oxide (Heat Treated)
Size Range: 1.0mm - 13.0mm (0.5mm increments)
Point Angle: 135° Split Point
Process: Fully Ground
Quantity: 25 Pieces
Features
Amber Finish: Provides superior surface lubricity and heat dissipation.
135° Split Point: Self-centering tip prevents the drill from walking on hardened surfaces.
Fully Ground Construction: Ensures high-precision hole sizing and smooth chip evacuation.
Professional Grade: Designed for long-lasting performance in industrial workshops.
Metal Case: Rugged, organized storage designed by a premier drill manufacturer.
Benefits
Exceptional Thermal Stability: Stays sharp significantly longer than standard HSS during high-speed use.
Stainless Specialist: Easily handles work-hardening metals and abrasive alloys.
No Pilot Hole Needed: Split point geometry allows for direct, accurate penetration.
Manufacturer Direct Quality: Built to rigorous standards for the professional machinist.






