AVAILABLE USED EQUIPMENT FOR SALE MINNICH DRILL RIG 1-GANG W/ VACUUM DUST COLLECTION (BARELY USED)MODEL: A-1C w/ DUST VAC, S/N: 104-5389-20 MINNICH DRILL RIG 1-GANG W/ VACUUM DUST COLLECTION SYSTEMMODEL: A-1C w/ DUST VAC, S/N: 104-4870-20 MINNICH DRILL RIG 1-GANG W/ VACUUM DUST COLLECTION SYSTEMMODEL: A-1C w/ DUST VAC, S/N: 104-4461-20 MINNICH DRILL RIG 2-GANG W/ VACUUM DUST COLLECTION SYSTEM MODEL: A-2C w/ VAC DUST, S/N: 104-4161-20