SECTION 1: TECHNICAL ENGINEERING DATA
Diamond-edged core drills from 1/4" to 4" for clean openings in tile, glass, stone and masonry. Straight and hex shank options mount in drill chucks and impact-ready holders, and the diamond edge grinds through hard, brittle materials without chipping. Factory-direct from a 20-year precision-tools manufacturer with ISO 9001 / 14001 / 45001 triple-system certification.

| Model # (SKU) | Size / Dia | Length | Shank / Arbor |
| 101801-001 | 1/4" | 2-1/2" | Straight / Hex |
| 101801-002 | 5/16" | 2-1/2" | Straight / Hex |
| 101801-003 | 3/8" | 2-1/2" | Straight / Hex |
| 101801-004 | 1/2" | 2-1/2" | Straight / Hex |
| 101801-005 | 5/8" | 2-1/2" | Straight / Hex |
| 101801-006 | 3/4" | 3" | Straight / Hex |
| 101801-007 | 7/8" | 3" | Straight / Hex |
| 101801-008 | 1" | 3" | Straight / Hex |
| 101801-009 | 1-1/8" | 3" | Straight / Hex |
| 101801-010 | 1-1/4" | 3" | Straight / Hex |
| 101801-011 | 1-3/8" | 3" | Straight / Hex |
| 101801-012 | 1-1/2" | 3" | Straight / Hex |
| 101801-013 | 1-3/4" | 3" | Straight / Hex |
| 101801-014 | 2" | 3" | Straight / Hex |
| 101801-015 | 2-1/4" | 3" | Straight / Hex |
| 101801-016 | 2-1/2" | 3" | Straight / Hex |
| 101801-017 | 3" | 3" | Straight / Hex |
| 101801-018 | 3-1/2" | 3" | Straight / Hex |
| 101801-019 | 4" | 3" | Straight / Hex |
Produced in an ISO 9001 / 14001 / 45001 triple-certified facility — every saw is inspected before packing.
Use moderate speed with light, steady pressure and water cooling where possible; let the diamond edge grind rather than push.
Straight shanks fit standard drill chucks; hex shanks are convenient for quick-change and impact-ready holders.
Yes — custom branding, packaging and bulk size-assortment programs are available.
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