Amazon.com: Musiclily Basic 4mm Guitar Truss Rod Hex Wrench Allen Key Ball End Adjustment Tool for China made Acoustic Guitar (Set of 2) : Musical Instruments
VIGRUE 715PCS M2.5 x 4/6/8/10/12/16/20/25mm Hex Button and Socket Head Cap Screws Nuts Washers Assortment Kit with Storage Box, 12.9 Grade Alloy Steel Black: Amazon.com: Industrial & Scientific
VIGRUE 304 Stainless Steel Screws and Nuts,300PCS M3 Hex Socket Head Cap Screws Assortment Set Kit with Storage Box: Amazon.com: Industrial & Scientific
VIGRUE 304 Stainless Steel Screws and Nuts,300PCS M3 Hex Socket Head Cap Screws Assortment Set Kit with Storage Box: Amazon.com: Industrial & Scientific
Innensechskantschlüssel 14 mm : Amazon.de: Baumarkt
X-DREE Handlicher Schraubenschlüssel L Typ 14mm Doppel - Innensechskantschlüssel(Handy Spanner L Tipo 14mm Chiave a bussola esagonale doppia : Amazon.de: Baumarkt