Based on this product's specifications, here are some alternatives and similar models
Diamond Core Drill Bit faster tools 8958361 — 68 x 75 mm, wet coring
Summary description:
Diamond core drill bit faster tools model 8958361, size 68 x 75 mm, designed for wet coring. The bit features a diamond cutting crown intended for drilling precise circular holes in masonry, concrete and similar materials when used with water cooling. Suitable for use with compatible core drills for plumbing, electrical, HVAC installations and professional renovation tasks.