Quick Change Tool Post Set 8 Pcs Lathe Tool Holders for 10″-15″ Mini Lathe Swing 8-Piece Quick Change Tool Post Set User-Friendly Operation Rock-Solid Lock Versatile Use Product Dimensions Reinforced Protective Packaging Item Model Number: 250-200(8), Quantity: 8, Material: 45# Steel, Item Dimensions: 3.12 x 3.12 x 3.72″/79.25 x 79.25 x 94.5 mm, Compatible Size: 10 to 15″/254 to 381 mm, Item Weight: 22 lbs/10 kg.