Diamond core drill (brass) thread 1/2" 75mm with slots

Drill Bit diameter	mm 005.0 or mm 006.0 or mm 007.0 or mm 008.0 or mm 009.0 or mm 010.0 or mm 011.0 or mm 012.0 or mm 013.0 or mm 014.0 or mm 016.0 or mm 018.0 or mm 020.0 or mm 022.0 or mm 024.0 or mm 026.0 or mm 030.0 or mm 032.0 or mm 036.0 or mm 040.0 or mm 045.0 or mm 050.0 or mm 060.0 or mm 067.0 or mm 070.0 or mm 075.0 or mm 080.0
Drill type	With Notches