20 X 100 TCT Core Drill
20 X 30 HSS-Co Core Drill
20 X 35 TCT Core Drill
20 X 50 HSS-Co Core Drill
20 X 50 TCT Excision Core Drill
20 X 75 TCT Excision Core Drill
20MM HSS BIMETAL HOLESAW 10T
20MM TCT HOLESAW LONG SERIES
20MM TCT HOLESAW SHORT SERIES