Milwaukee SDS Plus Core Bit Adaptor Select Size:3/8x13" it meets federal standards for

it meets federal standards for temporary traffic control devices and provides clear advance warning to motorists approaching utility work zones

Hard chrome-plated

ISC micro pulley

00% Iron (Fe) 0

look for JBC cones with reflective banding

Milwaukee SDS Plus Core Bit Adaptor Select Size:3/8x13" it meets federal standards forThe Milwaukee SDS Plus Masonry Core Bit Adapter allows for faster drilling speeds and precise spot drilling with its asymmetrical carbide teeth and centering bit. Its 2 piece design accommodates multiple core bit sizes, and the spiral core body reduces friction and aids in dust removal. Perfect for large holes in brick, block, and concrete.