2" Core Drill Bit.
Wet Use only.
1 1/4" x 7 tpi hub thread.
Laser welded 10 mm diamond
brick, block and asphalt. Full 2" OD.
Category:toolsProduct #: B00CCXMDOE
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The size of the screw in hub is 1.25 inches x 7
We cut many 2" cores every year. Above you will see that this 2" core bit has an 1 1/4" x 7 tpi hub thread. 10mm Teeth.
Average close to 60 holes drilled with this core drill bit with medium to lite weight concrete and over 100 holes or more through brick or block structures.