T-slot nuts

Standard clearance hole for M3 screw is You might use half that for your slot radius

The standard clearance in diameter and width of slot for a fastener 18 mm in diameter is 1 1 mm 2 2 mm 3 3 mm 4 4 mm 5

slot machine igt These tolerance ranges indicate the total potential variation between the minimum and maximum finished slot sizes For example, a designed 50mm

slot depo 50 The standard clearance in diameter and width of slot for a fastener 18 mm in diameter is 1 1 mm 2 2 mm 3 3 mm 4 4 mm 5