. Description: This set contains 10pcs of re-sharpened carbide drill bits. Tool Specifications: - OAL: Just under 1.50" - Shank: 3.175mm diameter - Ring Set: .800" Contents - 1pc each: #39, #38, #37, #36, #35, #34, #33, #32, #31 & #30 . 104-10W39-30$12.25 Call: 847-419-1267              Fax: 847-419-1241              Email: Drills2001@aol.com