3/4" Metal Lathe Cutting Tools Set: Includes 1 External Parting & Grooving Tool Holder (QA12R-30), 6 External Turning Tool Holders (SCBCR, SSSCR, SCLCL, SCLCR, SWGCR, SDNCN), 1 External Threading Tool Holder (SER), and 1 Boring Bar (S12S-SCLCR). Comprehensive kit for diverse machining needs. Premium Quality & Durability: Turning holders crafted from high-quality steel with a Nickel Coating, offering superior moisture and dust resistance compared to standard holders. Built to last in demanding workshop environments. High-Performance Carbide Cutters: Carbide inserts with Tin Coating, featuring a positive rake cutting angle and built-in chip breaker. Designed for smooth, efficient cutting action on a variety of materials, ideal for general purpose machining. Versatile Machining Applications: Suitable for a wide range of operations including grooving, external/internal turning, and threading. Perfect for semi-finishing and roughing steel and other metals. Enhance your lathe's capabilities with precision tools. Convenient Storage & Portability: All tools and inserts come packaged in a premium aluminum carrying case. Easy to transport and keep organized, ensuring your tools are always ready for use.Replacement inserts of this kit , please search the Asin of this item: B0CCDJLSTD on Amazon to buy it. 3/4” Metal lathe cutting tools includes 1pcs External Parting&Grooving Tool Holder QA12R-30, 6pcs External Turning tool holder SCBCR,SSSCR,SCLCL,SCLCR,SWGCR,SDNCN ,1pcs SER External Threading Tool Holder,1 pcs S12S-SCLCR Boring Bar.Turning Holders are made of high quality steel with Nickel Cotated, which are more durable moistureproof, dust-proof than general lathe tool holder.Cutters bits are made of carbide with Tin-coated,with positive rake cutting angle and built-in chip breaker for general purpose cutting action.