![Micro 100 QT-187-C3 Boring & Grooving Bar Holders; Inside Diameter (Inch): 3/16 ; Inside Diameter (Decimal Inch): 0.1875 ; Outside Diameter (Decimal Inch - 4 Decimals): 1.2598 ; Overall Length (Decimal Inch): 2.4729 ; Head Diameter (Decimal Inch): 0. Micro 100 QT-187-C3 Boring & Grooving Bar Holders; Inside Diameter (Inch): 3/16 ; Inside Diameter (Decimal Inch): 0.1875 ; Outside Diameter (Decimal Inch - 4 Decimals): 1.2598 ; Overall Length (Decimal Inch): 2.4729 ; Head Diameter (Decimal Inch): 0.](https://cdn11.bigcommerce.com/s-rerso7mgzy/images/stencil/640x640/products/719153/973602/0529501-21__43631.1716716243.jpg?c=1)
Micro 100 QT-187-C3 Boring & Grooving Bar Holders; Inside Diameter (Inch): 3/16 ; Inside Diameter (Decimal Inch): 0.1875 ; Outside Diameter (Decimal Inch - 4 Decimals): 1.2598 ; Overall Length (Decimal Inch): 2.4729 ; Head Diameter (Decimal Inch): 0.