Milwaukee 48-20-3904 1/2" X 21" SDS-Max Carbide Bit

Milwaukee 48-20-3904 is a 1/2 X 21 SDS-Max Carbide Bit. The bit feature the SDS-Max drive system for fast bit changes and efficient power transfer from the hammer to the bit. Bits under 9/16 feature the highest quality carbide and provide two cutting edges. The flutes provide a fast deep means of clearing concrete dust from deep holes speeding up drill rates. It should be used only in SDS-Max drive hammers.

SDS-Max shank

Milwaukee 48-20-3904 1/2" X 21" SDS-Max Carbide Bit

Drilling in concrete