Check the listing for details. 1/4-20 UNC Solid carbide thread mill - 2xD Full Profile - TiAlN Coated Qty:1pc. Condition: New. Listed at 21.00 USD. Tool Specifications: Metric Imperial Cutting Diameter 4.85 mm 0.191" Pitch 1.27 mm 20 TPI Flute length 12 mm 0.47" Neck length N/A N/A Total length 50 mm 1.97" Thread Standard M (60°) Coating TiAlN Brand BSKT Country of Origin China We have many types of thread mills: · Partial Profile (Single tooth) · Full profile (Multiple tooth) · Long shank · Multi purpose · Non-standard customizing We ship all US orders using USPS service to make sure you receive the items as soon as possible with a reasonable shipping cost. The arrival time for most orders from the US is normally about 5-10 days (handling time not included). For orders are not from the US, standard international shipping service will be used. The arrive time is about 10-15 days (handling time not included).