Guitar Luthier Tool set Includes - 1 x guitar fret crowning file, 2 x fingerboard guard and 1 x guitar fret rocker leveling,2 x Grinding Stone, Suitable for Luthier, String Instruments User, Guitar, DIY for many fret works. | FRET FILE - Made of stainless steel, with ergonomic rubber handle for comfortable holding. Size: filing surface is 4 inches in length, rubber handle is 3.2 in length; which is applied to narrow fret crowning after leveling | FRET ROCKER - Made of stainless steel and has 4 flat and straight edges, which can help your to detect any discrepancy existing in frets height | FINGERBOARD GUARD with Grinding Stones - Designed to protect your guitar or bass fretboard from scratching or damaging while filing and polishing | Good Customer Service - If you have anything unclear about these Guitar Clean and Polish Tools Set, welcome to contact us at anytime. Here we commit that we will make the full refund or send a new replacement, if there is any problems with the products you received. Meanwhile, there's no need for you to return the original packing.

The package includes 1 Guitar Neck Notched String Measurement Ruler and 1 String Action Ruler. Perfect accurate action measurements for string instruments such as guitar, bass, mandolin, banjo, etc. | Guitar Neck Notched Straight Ruler - Made of stainless steel, rustproof, sturdy enough for your long-term use. Size: 16.5 x 1.45 x 0.13 inch, Weight: 230g. Dual scale design, works well with most guitar, specially suits for Gibson(24.75") and for Fender(25.5") electric guitars | Fritz Ruler - Made of high quality plastic, The ruler is double-sided, there is fraction, decimal, metric conversion chart on back.This guitar string action gauge ruler can measure string height, bridge saddle height, saddle slot depth, fret slot depth and nut height and accurately measure other setup adjustments. | The Neck Notched String Measurement Ruler is designed to check guitar neck straightness of the fretboard and frets. Fritz Ruler Use To Measure: Nut / String / Bridge / Pickup Pole Piece / Saddle Height Plus Saddle Slot/ Fret Slot Depths | Excellent Luthier tool and essential for any guitar technician, or guitarist who wants to look after, maintain and repair their instrument themselves.