... contact for details This package includes ;3 core drilling machines 20 core drill bits 1 extension barVacuum base and ... machine. Can also be used in both larger machines 25,28,32,44,50,76,83,102,120 ... , allen keys and spanner to maintain your machines. All the machines are of excellent quality. We keep a range ... { 'aImgSrc': aBigImageSrc } ); } )(); concrete or stone diamond core drilling machines