tender for supply of civil department lab apparatus , civil lab item , auger boring machine (motorised) • engine type: 4-stroke, air-cooled, single-cylinder petrol engine • displacement: 196 cement concrete • power output: minimum 6.5 - 7 hp (≈3.5 kw) • maximum engine speed: ~3600 - 4000 rpm • starting system: recoil (manual) start • fuel type: pure petrol • fuel tank capacity: minimum 1.5 - 1.6 l • supported auger bit sizes: 4″, 6″, 8″, 10″, 12″, 14″ (100 - 350 mm) • bit material: heavy-duty mild steel with powder coating • typical drilling depth: minimum 3.5 - 4 ft per bit (800 mm - 1.2 m) • bit coupling: quick-coupling system for easy bit replacements • frame: robust tubular steel frame with ergonomic handles and vibration absorbers • weight: minimum 20 - 22 kg (without auger bit)