The QLT MarshallTown 16-MRL Mini Rock-It Adjustable Angle Adapter is a versatile tool designed for concrete work. With its adjustable angle feature, this adapter allows for precise measurements and easy use. Made by Qlt By Marshalltown, this mini rock-it adapter is a reliable and durable addition to any concrete tool collection. Ideal for handymen, construction workers, and DIY enthusiasts, this 44mm adapter is a must-have for any concrete project.