Milwaukee 48 20 7377 SDS Plus 4 Cutter MX4™ 1 2 in. x 16 in. x 18 in. DRIVEN FASTENERS It has a 60V MAX Quantity:3 Pack It has a 60V MAX FLEXVOLT battery that powers 60V MAX DEWALT tools and is also backwards compatible to work with 20V MAX DEWALT tools automatic self leveling laser tool can be used in a wide variety of construction applications The enhanced rebar guards and 4 cutter 90° head design provide increased life and durability in hard aggregate and rebar The variable flute allows for maximum debris extraction leading to up 20% more holes per charge in cordless rotary hammers while making it a very durable bit in corded and cordless rotary hammers