Crosstar Pro Cobalt Countersink Drill Bit Set, Titanium Aluminum Nitride Coated, 1/4" Hex Shank, 6-Piece (1/4" to 3/4") with Center Punch & Quick-Change Adapter for Metal, Stainless Steel
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Product details
| Management number | 209984714 | Release Date | 2026/04/02 | List Price | US$15.20 | Model Number | 209984714 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- 🔩【Industrial-Grade Cobalt HSS】Crafted from M35 cobalt high-speed steel, these countersink drill bits offer superior strength and heat resistance, ideal for drilling through tough materials like stainless steel, carbon steel, iron, and hardwood. The added cobalt coating enhances durability and extends bit life.
- 🛡️【Titanium Aluminum Nitride Coating】Our drill bits are coated with Titanium Aluminum Nitride, which increases surface hardness to 94HRC and provides outstanding heat resistance. This coating ensures 10X longer lifespan than standard bits, allowing for faster cutting and consistent performance.
- 🌀【Efficient Five-Flute Design】The unique five-flute design ensures superior stability and efficient chip removal. This reduces friction and heat buildup, resulting in cleaner holes and extended bit life. Perfect for precise chamfering and countersinking in metal and wood.
- ⚙️【Quick-Change Hex Shank & Adapter】The 1/4" hex shank is compatible with quick-change chucks and drills. Included quick-change adapter allows for fast and easy bit swaps without stopping your work. The secure grip prevents slipping and increases productivity.
- 🧰【Complete Set with Center Punch】This 6-piece set includes the most popular sizes (1/4", 5/16", 3/8", 1/2", 5/8", 3/4") and a center punch for creating precise starter indentations. The laser-engraved sizes ensure easy identification and long-lasting readability.
| Size | 8Pcs Set |
|---|---|
| Color | Black,silver |
| Material | Cobalt HSS |
| Item Weight | 1.39 pounds |
| Part Number | CST-MTZ |
| Manufacturer | Crosstar |
| Item model number | CST-MTZ |
| Batteries Included | No |
| Batteries Required | No |
| Package Dimensions | 10.04 x 6.77 x 1.85 inches |
| Item Package Quantity | 1 |
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