Comparison : Item # MDMX06236Q, 5/8" x 36" Simpson Strong-Tie SDS-max® Shank Drill Bit 30-1/2" Usable Length
Item # SDSP-156-0400-2C, 5/32" x 4" SDS Plus Shank 2 Cutter Carbide Drill Bit 2" Usable Length
Item # SDSP-156-0600-2C, 5/32" x 6" SDS Plus Shank 2 Cutter Carbide Drill Bit 4" Usable Length
Item # SDSP-156-0700-2C, 5/32" x 7" SDS Plus Shank 2 Cutter Carbide Drill Bit 4-1/8" Usable Length - For 3/16" Tapcon
Item # SDSP-188-0500-2C, 3/16" x 5" SDS Plus Shank 2 Cutter Carbide Drill Bit 2-3/8" Usable Length - For 1/4" Tapcon