Bore Drillers. Water Bore Drillers. No Water No Charge. Centre State Drilling, 30 years experience free onsite consultations written quotes water divining local knowledge. With well over 30 years hands on experience in the Central Victoria region, Dan McMahon of Centre State Drilling has the experience, expertise and down to earth attitude to provide you with the best outcome when drilling your Water Bore. The leading Bore Drillers of central victoria, whom better to call than Dan McMahon, the leading Water Bore Drillers Victoria.