23Pc 1/16-3/4 Inches Precision R8 Collets Set Mill Chuck Holder Hardened T.I.R. Product Features 23 Pieces 1/16'' - 3/4'' R8 Collet Set; Precision ground to close tolerance Accuracy .0006" TIR, Drawbar Thread: 7/16"-20 Size: 1/16" 3/32" 1/8" 5/32" 3/16" 7/32" 1/4" 9/32" 5/16" 11/32" 3/8" 13/32" 7/16" 15/32" 1/2" 17/32" 9/16" 19/32" 5/8" 21/32" 11/16" 23/32" 3/4" Made of highest grade steel available; Hardened and ground throughout; Well packaged in a plastic case individually Usage: Suitable for all kinds of milling machine spindle taper hole for the R8; It used for clamping tools, change the taper hole of the spindle, It is easy to use, to enlarge the use range of machine tool. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!