Check the listing for details. Tri-Tool Counterbore Module CBM-3 for RBL & SB Clamshell Lathes 92-0227 CBM3. Condition: Used. Listed at 2250.00 USD. Item: 1 ea. Tri-Tool CBM-3 Counterbore Module for Tri-Tool RBL & SB Clamshells Tri-Tool Part no. 92-0227. Includes Adapter Plate (Part no. 600RBL) and Screws for 600RBL (Roller-Bearing) Series Lathes. Also included is a heavy duty genuine padded Pelican case. (SB Slide Bearing Series Adapter Plates are Available from us upon request). Condition: Excellent condition with minimal use. Unit operates as designed. Has equipment no. etched on top-side and some minor cosmetic marks, etc. See pictures for more details. Product Description: The Model CBM-3 Counterboring Module Kit is a mechanical accessory for the Tri-Tool Models 616SB through 636SB Clamshells and for the Models 614RBL through 636RBL Clamshells. Features:The Model CBM-3 provides the capability to counterbore pipe after an in-line spool,valve or fitting has been removed.The Model CBM-3 is mounted directly to the Tool Block via the appropriate AdapterPlate.No repositioning or modification of the Clamshell is necessary after the in-linespool has been removed.The Model CBM-3 features a manual “easy grip” axial feed and infinitely adjustableradial positioning.The Model CBM-3 utilizes form Tool Bits that are available in various standard configurations Specifications: Basic Pipe SizesEqual to the full range of the Clamshell to which the Counterbore Module is mounted.Pipe Schedules: The Model CBM-3 fits all pipe schedules from 12” through 36” pipe.Counterbore Depth: Up to 6.00” (152.4 mm) plus lead-out.Clearance: The rotating parts diameter is equal to the rotating parts diameter of the Clamshell on which the Model CBM-3 Counterbore Module is mounted.Length: 14.60” (370.8 mm) from the face of the Clamshell.Taper Boring Adjustment: Up to 30° chamfers or up to 30° lead-out angles following a counterbore (Max. of 2.00” [50.8 mm] deep).Feed Length: 6.00” (52.4 mm)Axial Feed Rate: .010” (.25 mm) per revolutionCounterbore Run-Out: .005” per inch (.13 mm per 25.4 mm)Tool weight w/ Adapter: 19.8 lbs Note: Buyer responsible for all safe use of this product according to manufacturer instruction. Buyer responsible for any / all additional attachments or accessories not shown / included in this listing to operate this tool. You receive the exact item shown. Thank you for shopping with us!For purchase and rental inquiries on tools, equipment or accessories, please feel free to contact our office Mon. - Fri. 8:00 am to 6:00 pm EST @ Access Torque LLC