R-8 Shank, Boring Head Set

10 piece set Contains one each of the following: #BHR8B R-8 Shank Diameter APT Boring Head and #PB500 (9) piece set of 1/2" Shank diameter Carbide Tipped Boring Bars.  Set contains the following in standard, medium and long lengths, 5/16", 7/16" and 9/16".  All supplied in a custom case.

Boring Head Features:

• Direct reading .001 Micrometer Dial
• Precision Hardened Steel
• Boring Capacity up to 4"

Super-Bore Carbide Tipped Boring Bar Set Features:

• 1/2" Shank
• 9 piece set includes standard, medium and long lengths of 5/16", 7/16" and 9/16" Tools
• High Quality Alloy Steel
• Precision Ground Shanks
• Offset Taper to provide greater rigidity at cutting point
• Made in USA by APT