Best 3/8 24 drill size
Bosch HC2068 3/8 In. x 24 In. SDS-plus Bulldog Rotary Hammer BitHFS(R) Keyless 3/8in Drill Chuck - Universal Replacement fits most 3/8-in Drills with 24 UNF Thread Mount Shaft - Holds 1/32-3/8" 0.8-10mm 1/32-3/8" BitsDEWALT DW1780 3/8-Inch by 24-Inch Bell Hanger BitBosch HC2069 3/8 In. x 39 In. SDS-plus ...