Makita B-60931 1/2" x 6" SDS‑PLUS Bit, 2‑Cutter, 10/pk Data Loggers it has a brushless motor

it has a brushless motor for increase power

13 Amps and 1700 MWO

4-Position Blade Clamp Allows For Flush Cutting And Increased Versatility

56-58 Rockwell perfect for embroidery

Makita B-60931 1/2" x 6" SDS‑PLUS Bit, 2‑Cutter, 10/pk Data Loggers it has a brushless motorMakita has a deep line up of concrete solutions, including premium carbide bits for concrete drilling. Makita SDS PLUS 2 Cutter Bits feature premium carbide tips for efficient drilling and longer service life, with a special flute design that is engineered for faster dust removal than standard bits. Makita SDS PLUS 2 Cutter Bits are ideal for a range of general purpose concrete drilling applications. Key Features DESIGN : Self centering carbide tip