Lathe Turning-Tool Threading Holder - 1/2" External SER1010H11+3/8" Internal SNR0010K11 with Indexable Carbide Inserts 5pcs 11ER A60 Golden+5pcs 11IR A60 Golden for Lathe Threading Tool Metal Cutting

【1】Package : 2pcs indexable boring bars 1/2" shank diameter 3.94" overall length external thread SER1010H11 and 3/8" shank diameter 4.92" overall length internal thread SNR0010K11, 10pcs turning carbide inserts among 5pcs 11ER A60 match with SER1010H11 and another 5pcs 11IR A60 match with SNR0010K11, 2pcs T8 wrenches 【2】Material Specification : The lathe threading tool is made of 42CrMo steel which with high hardness and is very wearable, also have strong toughness and low-temperature impact resistance 【3】Process Performance : (a) Free forging, ultra heat treatment with 1060 degrees celsius, with excellent mechanical performance on strength, hardness, fatigue strength, etc. (b) Colorfast with laser surface treatment. (c) Fine and shiny for cutter body, good chip removal, high effectiveness with no cutting break benefit by its diamond composite polishing, mirror grinding on blade. (d) Precise assembly with clamping screw brings agile cutting 【4】Application and Storing : CNC cutting tool for metal and non-metallic materials difficult to machine processing. Cost-Effective due to wide application for many kinds of equipment, process .That's easy to store with single package for boring bar and threading inserts 【5】After-sales Service : Any questions, please contact us anytime, we'll quickly response to service for you. We offer FREE EXCHANGE for dissatisfaction