1 3/4 DIA SI MDJNL 285 BORING BAR DNMG 54 INSERTS 1.75 LATHE MACHINIST TOOLING. M & J TOOLING LLC. All Our Items Are High Quality. YOU ARE PURCHASING THE PICTURED. THANK YOU FOR YOUR BUSINESS! Plain Bore Ring Gages. Plain Pin Plug Gages. Machine Shop Tooling & Inspection Equipment. M & J Tooling is a locally owned tooling and inspection gaging distributor located in the heart of Dayton, Ohio. We specialize in thread gages but also sell and distribute a variety of other products including tool holders, drills, end mills, carbide inserts, and more, both new and refurbished. We pride ourselves in prompt and accurate service to make sure your order arrives when you need it to. Why Customers love Us? Gage was protected very good. Right on time for the job. The tool came on time in great condition, also very securely packaged. Exactly what I needed.