EDiamondTools 4-1/4 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0414A5ADJ11 - The Home Depot

Dry diamond core bits with #30/40 diamond grit with 1/2" shank pilot bit adapter. Designed for drilling soft brick or building block. Included pilot bit adapter to 1/2" shank arbor size, 10mm segment height and 9.5" drilling depth. Use wet or dry with handheld core drills or dedicated core drill rigs (rotary mode only).
Dry diamond core bits with #30/40 diamond grit with 1/2 shank pilot bit adapter. Designed for drilling soft brick or building block. Included pilot bit adapter to 1/2 shank arbor size, 10mm segment height and 9.5 drilling depth. Use wet or dry with handheld core drills or dedicated core drill rigs (rotary mode only).

EDiamondTools 2-1/4 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0214A5ADJ11 - The Home Depot

4-1/4' Dry Diamond Core Drill Bits for Brick Block or Masonry 9.5' Drilling Depth 5/8'-11 Arbor - China Diamond Core Bit, Diamond Core Drill

Drill Bits – SHDIATOOL

4 Dry Diamond Core Drill Bits for Brick and Block with 1/2 Shank Pilot Bit Adapter, 9.5 Drilling Depth, 5/8-11 Arbor

Drill Bits – SHDIATOOL

4 Dry Diamond Core Drill Bits for Brick and Block with 1/2 Shank Pilot Bit Adapter, 9.5 Drilling Depth, 5/8-11 Arbor

4 Dry Diamond Core Drill Bits for Brick and Block with 1/2 Shank Pilot Bit Adapter, 9.5 Drilling Depth, 5/8-11 Arbor

4-1/4' Dry Diamond Core Drill Bits for Brick Block or Masonry 9.5' Drilling Depth 5/8'-11 Arbor - China Diamond Core Bit, Diamond Core Drill

EDiamondTools 1-1/2 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0112A5ADJ11 - The Home Depot

Drill Bits – SHDIATOOL

Dry diamond core bits with #30/40 diamond grit with 1/2 shank pilot bit adapter. Designed for drilling soft brick or building block. Included pilot

4-1/4 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter

EDiamondTools 2-1/4 in. Dry Diamond Core Drill Bit for Brick and Block, 9.5 in. Drilling Depth, 1/2 in. Chuck Pilot Bit Adapter DBP0214A5ADJ11 - The Home Depot