Threadfast Fasteners is a manufacturer, supplier, and distributor of standard fasteners offering precision drilling as part of our secondary operations. With over 40 years of experience, we specialize in providing drilling services that produce clean, accurate holes for safety wire, venting, and assembly features. Our team delivers concentric, burr-free holes with repeatable positioning and controlled depth, ensuring every fastener meets its intended function and quality standard.As part of our secondary operations, Threadfast Fasteners modifies standard bolts, screws, pins, and studs with axial, radial, or cross-drilled holes per specification. Whether you need small quantities or high-volume production, our precision drilling and finishing services maintain consistent quality and performance across all materials and order sizes.

Fastener Drilling Services - Secondary Operations for Bolts Screws StudsCapabilities

  • Axial, radial, and cross-drilled holes per print
  • Diameter and depth control for functional requirements
  • Deburring and cleaning to remove chips and residues
  • Process support for carbon steel, stainless, and non-ferrous alloys

Typical Uses

  • Safety-wire holes in bolt heads and nuts
  • Venting and pressure equalization for coated or plated parts
  • Accessory holes for pins, studs, and specialty fasteners


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Quality & Delivery

  • Gauge checks for hole size, position, and alignment
  • In-process inspection with documentation available
  • Protective packaging for drilled and machined components
  • Reliable turnaround for prototypes and production quantities

Partner with Threadfast Fasteners for professional fastener drilling services and secondary operations that improve assembly efficiency and part reliability. Our precision drilling, cutting, plating, and finishing services help manufacturers, OEMs, and distributors achieve accurate, ready-to-assemble components. Request a quote today to learn how our secondary operations can enhance your fastener performance and production quality.