38mm Steel expanding plug with 5mm bypass 38-40 mm Range Insize Caliper Type Micrometer 0-25mm Range Series 3238-25 With its adjustable saw seat

With its adjustable saw seat and sturdy construction

Clear torque graduation scale for accurate setting

repeatable measurements in machining

making it easier and faster to transfer measurement data from digital instruments directly to a computer

38mm Steel expanding plug with 5mm bypass 38-40 mm Range Insize Caliper Type Micrometer 0-25mm Range Series 3238-25 With its adjustable saw seatSteel Mechanical Test Plug 38 mm Each Steel Drain Test Plug expands to suit a variety of dimensions within its range. Effective sealing is simple. Steel Test Plugs and Stoppers merely need inserting into a pipe or other opening and the brass wing nut to be turned clockwise. The rubber ring will expand and provide a positive seal. Tightening of the wing nuts are simple with the use of friction free washers. Sizes range from 1. 5" to 36" (38 to 900 mm)