![Micro 100 QDH-4125LH Boring & Grooving Bar Holders; Inside Diameter (Inch): 1/4 ; Inside Diameter (Decimal Inch): 0.2500 ; Outside Diameter (Decimal Inch - 4 Decimals): 0.4372 ; Overall Length (Decimal Inch): 2.3130 ; Head Diameter (Decimal Inch): 0. Micro 100 QDH-4125LH Boring & Grooving Bar Holders; Inside Diameter (Inch): 1/4 ; Inside Diameter (Decimal Inch): 0.2500 ; Outside Diameter (Decimal Inch - 4 Decimals): 0.4372 ; Overall Length (Decimal Inch): 2.3130 ; Head Diameter (Decimal Inch): 0.](https://cdn11.bigcommerce.com/s-rerso7mgzy/images/stencil/640x640/products/2547245/2705988/1530707-21__78892.1717235324.jpg?c=1)
Micro 100 QDH-4125LH Boring & Grooving Bar Holders; Inside Diameter (Inch): 1/4 ; Inside Diameter (Decimal Inch): 0.2500 ; Outside Diameter (Decimal Inch - 4 Decimals): 0.4372 ; Overall Length (Decimal Inch): 2.3130 ; Head Diameter (Decimal Inch): 0.