Mining & Quarrying Series
EA-20|30 — Down-the-Hole Drill
Drill Diameter
4″ to 16″
Depth
30m
Excavator-attached DTH drilling
Built on a 20–30-ton excavator, the EA-20|30 delivers reliable DTH drilling with single-pass efficiency and optional dust suppression for quarrying, mining and construction.
Product Specifications
Why KLR Universal
- 40+ years of expertise
- Industry leader
- Trusted in 60 countries
- Excellent after-sales support
| Parameter | Value |
|---|---|
| Hole diameter | 4″–16″ (recommended range 5″–6-3/4″; other sizes on request) |
| Rated drilling depth | Up to 200 m (single-pass 6 m standard; 9 m optional; overall depth depends on formation, compressor, and drill string) |
| Carrier | Excavator — Make options: Sany / Tata Hitachi / Volvo / Hyundai (e.g., SY215 / EX215LC) or as per customer request |
| Carrier range | 20–30 ton |
| Prime mover | Excavator engine |
| Formations | Soft / hard / unconsolidated / alluvial |
| Mast | Max pull-up force: 5,200 kgf Max pull-down force: 2,700 kgf |
| Rotary head | Max speed: 0–250 rpm Max torque: 200 kg·m Optional head: 0–200 rpm, 250 kg·m |
| Rod handling | 6 m rods (standard), 9 m rods (optional) |
| Options | Automatic rod changer; dust collector or water injection |
| Air compressor (compatible options) | Atlas Copco / ELGI / as per request — Capacity: 750–1250 cfm @ 250–350 psi |
| Controls & mounting | Excavator-mounted package with integrated controls; skid options available on request |