Wire-EDM/CNC machined from bar stock, the M:4 Multi-Tasker Tool is a compact multi-tool for M4/AR-15 carbines that fits in a B5 Systems stock butt pad that is specially recessed for the tool. Featuring a slotted screwdriver, castle nut spanner, 1/2" hex for scope mounts, and a bolt override tip, the Multi-Tasker Tool can take care of many small fixes in the field.