What size core bits are recommended for use in the DEWALT Spline and SDS Max Hammerdrills? Support November 13, 2020 21:07 Updated Follow Refer to the chart below for the recommended core bit sizes. Related articles What drill bits are recommended for drilling into stainless steel? What is the warranty on my drill? What is the meaning of SDS? What nails do I use with my DEWALT nailer? What is the difference between the DEWALT Pilot Point Cobalt and the Industrial Cobalt Drill Bits? Comments 0 comments Please sign in to leave a comment.