Check the listing for details. 2" Boring Combo Set Includes Head R8 Shank & 1/2" Bars Kit for Bridgeport Mill. Condition: New. Listed at 79.99 USD. CONTACT FEEDBACKABOUT USADD USNEWSLETTER 2" Boring Combo Set Includes Head R8 Shank & 1/2" Bars Kit for Bridgeport MillFeaturesOur part # ALL-48106Kit includes 2" boring head, R8 shank, & 9 piece C6 carbide tipped boring bar set2" Boring head features: 0.002" graduation, 5/8" max offset, up to 1/2" tool capacity, bar holder moves freely & smoothly, rigid design for precise hole size accuracy. Designed for excellent performance in many applications!R8 shank features: 7/8"-20,made of high grade tool steel, hardened & ground, 7/16"-20 internal thread drawbar end1/2" Shank boring bar dimensions are below. All boring bar shanks are held to 0.0000-0.0005" from the nominal diameter and made of special heat treated alloy steelShank Diameter- 1/2"Minimum Boring Range: 5/16" - 9/16" (see below)Overall Length: 2-1/4" to 4-1/2" (see below)Boring Depth Range: 3/4" to 3" (see below)Contains (3) pcs. 5/16" minimum bore (1 ea. 3/4" bore depth x 2-1/4" overall, 1 ea. 1-1/8" x 2-5/8", & 1 ea. 1-1/2" x 3")Contains (3) pcs. 7/16" minimum bore (1 ea. 1-1/8" bore depth x 2-5/8" overall, 1 ea. 1-11/16" x 3-3/16", & 1 ea. 2-1/4" x 3-3/4")Contains (3) pcs. 9/16" minimum bore (1 ea. 1-1/2" bore depth x 3" overall, 1 ea. 2-1/4" x 3-3/4", & 1 ea. 3" x 4-1/2") Contact us for custom quotes, quantity discounts, or international shipping options. We pride ourselves on having the best service, fastest shipping, and lowest pricing in the industry! Ships same day if ordered before 3:30PM EST (fastest shipping on eBay!) We also sell custom tooling packages! We will set up an eBay listing for you. Buying multiple items? Complete the Buy-It-Now and request a combined shipping invoice before paying! 100% Satisfaction Guaranteed.Contact Us If you have any concerns or questions, please do no hesitate to contact us.Links About Us Feedback Add Us Newsletter Contact