Check the listing for details. Jacobs Drill Chuck 0 to 1/4" Cap 7B #8sb. Condition: Used. Listed at 5.99 USD. This is a used Drill Chuck as shown in the pictures. Made by Jacobs Model Number: 7B Capacity: 0" to 1/4" (0 to 6.35 mm) Mounting hole: 3/8-24 thread Chuck key is NOT included Little hard to turn but can be fully opened and closed by hand Shipping: Want to know the shipping cost? Go to the "Shipping and Payment" section to find the cost of available shipping methods. Ebay automatically calculates combined shipping on multiple quantities. Most orders are shipped within 1 business day after payment is received. International buyers: Shipping quotes do NOT include any Customs fees or duties. Please contact your local Post Office to determine the amount if any of import duties. Returns: Items may be returned for any reason. You have 60 days to return the item. See my Ebay Store for other items.