Closed Top Knurled Thumb Nut

Small details make a big difference when building or restoring a tattoo machine. Lucky Supply Closed Top Knurled Thumb Nuts provide a clean, finished appearance while offering the convenience of tool-free adjustments. The knurled outer surface delivers excellent grip, allowing quick tightening and removal by hand without the need for wrenches or pliers. The closed-top design conceals exposed threads for a cleaner look and added protection. Available in Blackened, Brass, Copper Plated, and Nickel Plated finishes and sold individually.

Features

• Closed-top design for a clean finished appearance
• Knurled grip for easy hand adjustment
• Covers exposed threads
• Ideal for tattoo machine assembly, tuning, and restoration
• Available in multiple finishes
• Compact low-profile design
• Sold individually

Available Finishes

• Blackened Brass
• Brass
• Copper Plated Brass
• Nickel Plated Brass

Specifications

• Height: 1/4"
• Material: Brass
• Closed-top construction
• Quantity: 1 Piece
• Sold Individually

Common Uses

• Contact screw assemblies
• Rear binding post hardware
• Tattoo machine tuning adjustments
• Coil machine restorations
• Custom machine builds
• General machine maintenance