XP Diamond Core Drill Bit 3-1/2" Dry Concrete Block Diamond Turbo Segment 5/8 low-performer 8 mm diamond segments for

8 mm diamond segments for Extended bit life

Heavy pipe for strength and stability

Large Expander: 2-1/8" to 3-1/2" (54-89 mm)

Jack lift 12-3/4"

XP Diamond Core Drill Bit 3-1/2" Dry Concrete Block Diamond Turbo Segment 5/8 low-performer 8 mm diamond segments forUse on core drill or grinder 3 1 2 inch diameter 8 mm diamond segments for Extended bit life 3. 5 mm segment width 9 drill depth Overall Bit Length: 10 1 2" Vented barrel for cooling and material removal Suitable for drilling on a full range of materials from brick to block. Not for use in reinforced concrete Uses standard 5 8 11 thread adapter ISO 9002 Quality Certified