Attention Customers
In observation of the Memorial Day Holiday MariTool will be closed Monday, May 28th.
All orders placed during the holiday will be shipped on Tuesday, May 29th.
Home » Cutting Tools » Boring, Grooving, & Threading » Solid Carbide Boring Bars » CBFR.3125-19-020
MariTool's product quality is guaranteed to meet or exceed your expectations or your money back*.
We ship worldwide
Same day shipping is available for in-stock items ordered Monday through Friday before 4:00pm CDT (excluding holidays).
MariTool Payment Options
Solid carbide boring bar .300 min bore X .75 deep X .3125 shank $35.38
Solid carbide boring bar .300 min bore X .75 deep X .3125 shank
Click to enlarge


Solid carbide boring bar .300 min bore X .75 deep X .3125 shank
Click to enlarge
Solid carbide boring bar .300 min bore X .75 deep X .3125 shank
Click to enlarge
Item No. CBFR.3125-19-020
Price: $35.38
Shipping: In Stock - Ships Same Day *
Quantity: 

* Same Day Shipping is only available on orders placed Monday - Friday before 4 P.M. Central Time.

Product Info - Solid carbide boring bar .300 min bore X .75 deep X .3125 shank

View complete catalog page »


  • Bars have a flat on the top for easy alignment
  • Lead angle is 7 deg
  • 10% micrograin carbide
  • Tin coated for long life

Product Specifications
Coating:  TiN
Corner radius:  .008 inches
Material:  Solid Micrograin Carbide
Max Bore Depth:  .750
Minimum Bore Diameter:  .300
Shank Size:  .3125
Total Length:  2.50