The Hairspring Spring Bar Tool, fabricated in Switzerland by Bergeon, features fork and pusher working ends to accommodate strap changes for both drilled and blind tapped lugs. This quality steel tool displays fine Swiss design and manufacturing with expertly turned knurling that provides exceptional grip, precise machining and finishing throughout, and a laser engraved "Hairspring" logo. Bergeon is the leading manufacturer of watch tools, crafting quality tools for the past two centuries to support the watchmaking industry.