Usage Tips:Lathe Turning Tool Boring Bar Holder Model: S20R-MWLNR08 Arbor Material: Alloy steel Lead Angle: 95 Degree Direction: Right Hand Suitable Inserts: WNMG0804(Not include) Shank Diameter: 20mm/0.79 inch Overall Length: 200mm/7.87 inch Color: Black Carbide Insert Model: WNMG080404 Material: Carbide Size: 16.5 x 5mm(Width * Thickness) Inner diameter: 4.8mm Machining Process: finishing and semi-finishing Blade Color: Gold Quantity: 10pcs/box Blade has high strength, high toughness, stable and durable. For high hardness materials and cast iron. Metal surface finishing, good wear resistance. Practical and a variety of processing environments, even in very dirty environments such as cast iron also has good features. The Wrench's color is random, don't accept the specified color. Mainly used for steel machining. Package Contents: 1 x Lathe Turning Tool Boring Bar Holder 2 x Wrench 10 x WNMG080404 Carbide Insert Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.