| Customized: | Customized |
|---|---|
| Type: | Core Drill Bit |
| Material: | High Speed Steel |
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| Product Name | 5pcs 3 wings metal step water well drilling drag bit kit with tun |
| Material | Titanium Coated HSS4241 |
| Connection | 1/4 Hex Shank |
| Size | 9Steps:4-12mm ; 9Steps:4-20mm; 15Steps:4-32mm |
| Slot | Spiral Groove Slot |
| Features | 1. Strong Durability: coated by titanium, the bits have strong durability. This step drill set performs well in heat, corrosion and rust resistance.
2. Premium HSS Material: High-speed steel construction for longer cutting edge life even at extreme temperatures.
3. Automatic Center Punch: Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force
4. Wide Usages: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper,stainless steel and many other types of sheet metal.
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