Specification AutomotiveFitType : vehicle_specific_fit Brand : ZASCHMOY BulletPoint1 : [Size]M10x40 (Thread Insert Dia.=10mm, Bakelite Head Dia.=40mm) BulletPoint2 : [Material]Bakelite Body + Brass Insert, strong stability BulletPoint3 : [Installation]Simple installation, no need for other tools, can be installed or disassembled with one hand, saving your time BulletPoint4 : [Note]You can choose the size listed in the size and also we do customized size. You only need to tell me your thread size BulletPoint5 : [Feature]Wear resistant, aging resistance, insulation, corrosion resistance Color : Black ExteriorFinish : Brass ExternallyAssignedProductIdentifier : 8062558199973 FitType : Vehicle Specific Fit IncludedComponents : No ItemDisplayDimensions_Height : 0.98 inches ItemDisplayDimensions_Length : 4.92 inches ItemDisplayDimensions_Width : 4.92 inches ItemDisplayWeight : 1.07 pounds ItemName : Seven Star Bakelite Knob with Through Hole M6 M8 M10 M12 M16 Female Thread(M10x40(10pcs)) ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 12 centimeters ItemTypeKeyword : star-knobs Manufacturer : Htong Industry Material : bakelite MetalType : Brass ModelName : ZASCHMOYrz5qe76sgi ModelNumber : ZASCHMOYrz5qe76sgi NumberOfBoxes : 1 NumberOfItems : 10 PartNumber : KB 010 M104010 ProductDescription : Product Name: Seven Star Knob With Through Hole Color: Black Material: Bakelite Body + Brass Insert Usage: Cabinet, Drawer, Dresser, Wardrobe, Widely used for lathe machine, mechanical equipment, instrument and apparatus, food and pharmaceutical industry equipment Application: Building Industry Machinery or Home Furniture Feature: Wear resistant, aging resistance, insulation, corrosion resistance. Size: M6 x 25 (Thread Insert Dia.=6mm, Bakelite Head Dia.=25mm) M8 x 32 (Thread Insert Dia.=8mm, Bakelite Head Dia.=32mm) M10 x 40 (Thread Insert Dia.=10mm, Bakelite Head Dia.=40mm) M12 x 50 (Thread Insert Dia.=12mm, Bakelite Head Dia.=50mm) M16 x 63 (Thread Insert Dia.=16mm, Bakelite Head Dia.=63mm) Note: You can choose the size listed in the size and also we do customized size. You only need to tell me your thread size. Or if you want the knob with a Male Thread Screw, you can tell me the length of the screw.