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DHD360A Shank DTH Drill Bits from YKDrill are built for heavy-duty rock drilling in medium to hard formations. Featuring concave and flat face options with domed carbide buttons, these bits offer excellent wear resistance, longer lifespan, and efficient rock penetration.
Available in 154mm to 203mm diameters, DHD360A bits are widely used in mining, quarrying, water well drilling, geothermal projects, and civil construction.
| Head Shape | Head Diameter (mm) | Shank Length (mm) | Spline | Port Holes | Button Type | Gauge Buttons | Front Buttons | Weight (Kg) |
|---|---|---|---|---|---|---|---|---|
| Concave Face | 154 | 308.5 | 8 | 2 | Domed | 8 × Ø18mm | 4 × Ø16mm + 4 × Ø15mm | 22.5 |
| Flat Face | 165 | 308.5 | 8 | 2 | Domed | 8 × Ø18mm | 8 × Ø16mm | 23.6 |
| Concave Face | 171 | 308.5 | 8 | 2 | Domed | 8 × Ø18mm | 6 × Ø16mm + 4 × Ø15mm | 25.2 |
| Concave Face | 178 | 308.5 | 8 | 2 | Domed | 8 × Ø18mm | 6 × Ø16mm + 5 × Ø15mm | 26.1 |
| Concave Face | 190 | 308.5 | 8 | 3 | Domed | 9 × Ø18mm | 6 × Ø16mm + 5 × Ø15mm | 29 |
| Concave Face | 203 | 308.5 | 8 | 2 | Domed | 10 × Ø18mm | 8 × Ø16mm + 6 × Ø15mm | 30.4 |
✅ DHD360A Shank – Standard fit for most DHD360A series hammers
✅ Concave & Flat Face Designs – Adapted for efficient drilling in hard formations
✅ Domed Carbide Buttons – Enhanced strength and long wear resistance
✅ Optimized Flushing Ports – Ensure effective cleaning and cooling
✅ High-Quality Alloy Steel – Heat-treated for durability and reliability
✅ Precision Machining – Better energy transfer and borehole straightness
⛏️ Mining & Quarrying – Blast holes and production drilling
💧 Water Well Drilling – Reliable for medium-to-deep wells
🌡️ Geothermal Projects – Suitable for hot and abrasive formations
🏗️ Civil Construction – Foundation piling and ground reinforcement
📦 Packaging: Wooden case or steel rack
📌 MOQ: 2 pieces
⏱️ Lead Time: 5–10 working days
🚢 Shipping: By sea, air, or express
🏭 Direct Manufacturer – 15+ years in DTH drilling tools
📐 Customization – Face type, button shape, flushing holes available
🔍 Strict QC – 100% inspection before delivery
🌍 Global Supply – Exported to 40+ countries
💬 Fast Support – Quick technical and after-sales assistance
Looking for durable and high-performance DHD350A DTH drill bits? Contact YKDrill today for competitive pricing and reliable supply.
💼 Company: YKDrill
📧 Email: ykdrill@ykdrill.com
🌐 Website: www.ykdrill.com
