1 / 9

1 / 9
Milwaukee MX4 SDS-Plus 4-Cutter Carbide Drill Bit, 3/16 in. x 12 in.
$17.82
Engineered with a 4-cutter design and rebar guards, these MX4 bits prevent lock-up and deliver up to 5x longer life in concrete with rebar. Variable flutes accelerate dust removal to reduce heat, providing up to 20% more holes per battery charge.
In Stock
Money-back guarantee
Free 30-day returns
100% Authentic
Official brand warranty
Ships from USA
Fast US warehouse dispatch
Secure checkout
256-bit SSL encrypted
We accept


Engineered with a 4-cutter design and rebar guards, these MX4 bits prevent lock-up and deliver up to 5x longer life in concrete with rebar. Variable flutes accelerate dust removal to reduce heat, providing up to 20% more holes per battery charge.
- 4-Cutter design prevents lock-up in rebar to reduce downtime
- Solid carbide heads deliver up to 5x longer life in concrete with rebar
- Variable flutes remove dust faster to reduce heat and increase holes per battery charge by up to 20%
- Integrated rebar guards provide maximum durability in hard aggregate
- Sharp centering tips allow for exact spot drilling in concrete and metal decking
- Wear mark indicator signals when the bit no longer meets ANSI requirements
- German-made quality meets ANSI B212.15 to fit common anchors
- Compatible with all SDS-Plus rotary hammers








