Description: Kadee No.1708 9mm machine screws for Kadee Couplings 2-56 x 3/8" (9mm) Fits Kadee OO/HO centre hole. Use with Tap & Drill set No. 246 (Available separately) Stainless Steel Gauge: OO/HO Manufacturer: Kadee Manfr. Ref: No. 1708 In the Pack: 12 screws Safety: Keep out of reach of children. Quality: All items are brand new. We don't sellsecondhand or shop-soiled items. Postage: If buying items from our other listings request revised postage before paying.