Quotes (0) All Categories > Threading > Triangle Laydown Threader Blank Cutting Tool Inserts > part no. (example: VNRA321) TNRA54-VTHD-ST All CategoriesAll Categories ThreadingThreading Triangle Laydown Threader Blank Cutting Tool InsertsTriangle Laydown Threader Blank Cutting Tool Inserts part no. (example: VNRA321) TNRA54-VTHD-ST part no. (example: VNRA321) TNRA54-VTHD-ST, 0.642/0.648 Inch (in) Inscribed Circle (i.c.) Triangle Laydown Threader Blank Cutting Tool Insert TNRA54-VTHD-ST0.642/0.648 Inch (in) Inscribed Circle (i.c.) Triangle Laydown Threader Blank Cutting Tool Insert Request Information Email This Page Download PDF Download PDF Printable Page /Asset/TNRA54-VTHD-ST.jpg /Asset/TNRA54-VTHD-ST.jpg Close Window Unit of Measure Imperial Metric Both Classifications | dimensional specification Classifications Brands N/A Ultra-Met® Shape N/A Triangle dimensional specification Inscribed Circle (i.c.) N/A 0.642/0.648 in Thickness (t) N/A 0.261/0.269 in Hole (h) N/A 0.247/0.253 in