Electroplated Slotted Diamond Core Drill Bit Series B (Heavy Duty)
SKU: NT-EPL-109
Est. 1998 · Unit 9F-H, East Building, Haijing Center, NO.144(M) Huangpu AVE, Guangzhou, China
Professional electroplated slotted diamond core drill bit series b (heavy duty) manufactured with high-exposure industrial diamond grit for fast, chip-free drilling, coring, and profiling across porcelain, granite, masonry, and reinforced concrete.
| Cooling Mode | Dry or Wet Operation |
|---|---|
| Thread / Shank Mount | 5/8"-11 UNC (US), 1-1/4"-7 UNC, M14 (EU), M10, 3/8" Quick-Change Hex Shank |
| Working Barrel Length | 35mm (1-3/8"), 60mm (2-3/8"), 150mm (6"), 400mm (16"), 450mm (18") |
| Diamond Bonding Technology | High-Density Nickel-Cobalt Electroplated Diamond Coating |
| Diameter Range (Metric / Imperial) | 6mm (1/4") – 152mm (6") / Up to 350mm (14") for Engineering Core Bits |
| bore | size | model | segment |
|---|---|---|---|
| 5/8"-11 or M14 / Hex Shank | 25mm (1") | NT-EPL-109-D25 | 10mm (3/8") Diamond Band |
| 5/8"-11 or M14 / Hex Shank | 35mm (1-3/8") | NT-EPL-109-D35 | 10mm (3/8") Diamond Band |
| 5/8"-11 or M14 | 50mm (2") | NT-EPL-109-D50 | 10mm (3/8") Diamond Band |
| 5/8"-11 or 1-1/4"-7 UNC | 102mm (4") | NT-EPL-109-D102 | 10mm (3/8") Segment Height |
Porcelain slabs, ceramic tiles, sintered stone, granite, and marble countertops, Reinforced concrete walls, bridge decks, and masonry block coring, Plumbing faucet holes, washbasin cutouts, and HVAC/electrical conduit penetrations, Handheld angle grinders, rotary drills, and stand-mounted diamond core drilling rigs
Process-by-requirement custom OEM/ODM manufacturing confirmed against buyer drawings prior to production.
Select individual or multiple dimensional models below to append directly to your B2B RFQ requisition.
| bore | size | model | segment | RFQ Requisition | |
|---|---|---|---|---|---|
| 5/8"-11 or M14 / Hex Shank | 25mm (1") | NT-EPL-109-D25 | 10mm (3/8") Diamond Band | ||
| 5/8"-11 or M14 / Hex Shank | 35mm (1-3/8") | NT-EPL-109-D35 | 10mm (3/8") Diamond Band | ||
| 5/8"-11 or M14 | 50mm (2") | NT-EPL-109-D50 | 10mm (3/8") Diamond Band | ||
| 5/8"-11 or 1-1/4"-7 UNC | 102mm (4") | NT-EPL-109-D102 | 10mm (3/8") Segment Height |
Porcelain slabs, ceramic tiles, sintered stone, granite, and marble countertops, Reinforced concrete walls, bridge decks, and masonry block coring, Plumbing faucet holes, washbasin cutouts, and HVAC/electrical conduit penetrations, Handheld angle grinders, rotary drills, and stand-mounted diamond core drilling rigs
Professional electroplated slotted diamond core drill bit series b (heavy duty) manufactured with high-exposure industrial diamond grit for fast, chip-free drilling, coring, and profiling across porcelain, granite, masonry, and reinforced concrete.
Manufacturing processes and technical parameters are tailored according to customer requirements. Tell us your target material, dimensions, drawings, and order quantity, and we configure the construction, bond/alloy grade, and finishing to match.
We support flexible FOB and CIF delivery at any port in China (including Guangzhou, Shenzhen, Ningbo, Shanghai, Qingdao, Tianjin, and Xiamen) with 100% pre-shipment inspection before dispatch.
Yes. Custom laser marking, color finishes, private-label retail or industrial packaging, and barcode labeling are agreed with you before production.
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