Opening hours of Drilling contractor in Koolkhan, New South Wales Opening hours of Drilling contractor in Koolkhan, New South Wales Home / New South Wales / Koolkhan / Drilling contractor Drilling contractor Under Road Boring Australia 8 Tee Jay Terrace, Koolkhan NSW 2460, Koolkhan, New South Wales 2460 0418 610 184 Categories of local businesses in Koolkhan Auto machine shop Automotive Building materials supplier Car Repair and Maintenance Car Repair Shop Car Service Drilling contractor Engineering consultant Motor vehicle dealer Ready mix concrete supplier Safety equipment supplier Tradesmen Used auto parts store Vehicle inspection