Knurled Hand Nuts Black Knurled Thumb Nut 10PCS M6 Black Round Knobs Hand Nuts Hand Tightening Nuts Ideal for 3D printing beds, machine tools, cabinets, toolboxes, great for crafting projects and things that require quick adjustments. 20 Pcs M6 0.47" H High Head Knurled Thumb Nut,Metal Round Knobs Hand Nut,Through Hole Round Knobs Fastener,Zinc Plated Iron Grip Knurled Thumb Fastener for 3D Printer Furniture Thumb nut with knurled outer surface for easy hand tightening and easy disassembly., Dimensions: 20 x 12mm / 0., 79x 0., 47in., Thread: M6 x 1mm. Quantity Add to cart ST9-359 Set Components & other Miscellaneous items Product name: M6 knurled thumb nut Material: metal Colour: Black Dimensions: 20 x 12mm / 0., 79x 0., 47in; Thread: M6 x 1mm Suitable for: 3D printing bed, machine tool, cabinet, toolbox, etc. Suleve M6an2 10pcs M6 Knurled Thumb Nut W/ Collar Screw Spacer Washer Aluminum Alloy Multicolor 26066110762 Package includes: 10PCS M6 knurled thumb nut.