Guyker Flat Fret Press Insert, 304 Stainless Steel Fingerboard Radian Insert for Acoustic Electric Guitar Bass Luthier Tool

Material: 304 stainless steel, durable and anti-corrosion. Great for acoustic/classical/electric guitar, bass and other stringed instruments luthiers repair tool. Easy and accurate fretting on different radiused fretboards. The inserts with groove side to prevent the fingerboard wire from sliding off. Machine version. Just place the right insert in the caul, easy to use. Note: Fret press caul is not included. Radius of Inserts: flat/7.25/9.5/10/12/14/16/20 for choose. And marks are etched, clear and easy to identify. Please check the parameter drawing in the attached pics before placing your order.