Home » Cutting Tools » Boring, Grooving, & I.D Threading » Multi Extension Boring Bars » MR250-01
MariTool's product quality is guaranteed to meet or exceed your expectations.
We ship worldwide
Same day shipping via UPS is available for in-stock items ordered Monday through Friday before 4:00pm CDT (excluding holidays and USPS orders).
Click here for details
MariTool Payment Options
Multi Extension Boring Bar .250 Shank X 2.5 Long X .007 Radius $28.80
Multi Extension Boring Bar .250 Shank X 2.5 Long X .007 Radius
Click to enlarge


Multi Extension Boring Bar .250 Shank X 2.5 Long X .007 Radius
Click to enlarge
Multi Extension Boring Bar .250 Shank X 2.5 Long X .007 Radius
Click to enlarge
Item No. MR250-01
Price: $28.80
Shipping: In Stock - Ships Same Day *
Quantity: 

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

Available Downloads for MR250-01
STP file  DXF file  DWG file  PDF file 
Product Info

View complete catalog page

  • These Carbide Boring Bars have a flat on the top for easy alignment
  • Solid Carbide shank with brazed carbide head for excellent rigidity
  • Shank can be held at any length, allowing any extension needed
  • TiAlN coated for longer tool life

Product Specifications
Coating:  TiAlN
Corner Radius:  .007 Inches
Flat on Shank:  Yes
Lead Angle:  15 deg
Material:  Solid Micrograin Carbide
Minimum Bore Diameter:  .290 Inches
Shank Size:  .250 Inches
Total Length:  2.5 Inches
Trailing Angle:  5 deg