MAKITA, SDS-Plus For Chuck, 1/2 in Keyless Converts to Chuck, Chuck Adapter - 61HJ31|199139-5 - Grainger
MAKITA P-67751 SDS-Plus adapter | Mister Worker®
Sds2104x|sds Max To Sds Plus Drill Bit Adapter - High Carbon Steel Converter For Masonry
SDS Max to SDS Plus Adaptor Chuck Drill Converter Shank Quick Tools for Bosch Makita and Other Rotary and Demolition Hammers: Amazon.com: Tools & Home Improvement