Give your guitar a killer look and improve your tuning stability at the same time with the Hipshot® Tuner Upgrade Kit for 6 Inline headstocks. Make sure you check back in for more tips on how to make your guitar sound better. Discussion in 'Squier Stratocasters' started by rompo, May 1, 2013. If your Squier guitar has the type of tuner that is secured to the headstock with a nut on top of the pegboard (like Bullet and Affinity,) it is probably a 10mm hole. Tuner Upgrade Discussion in 'Squier Tele Forum' started by JK202, Feb 12, 2019. You must take a tuner out and measure that hole first. Need some Musiclily Pro 6 inline Guitar Locking Tuners String Tuning Pegs Machines Heads Set for Fender Stratocaster Telecaster Electric Guitar Parts,Chrome 4.6 out of 5 stars 386 $24.11 $ 24. Best TUNER upgrade for squier standard? New Upgrade Day: Sunburst Squier Bullet Strat Tuners Discussion in 'Bad Dog Cafe' started by Switchy, Mar 6, 2020. We go over an optimal Squier Telecaster pickup upgrade that combines a DiMarzio rail and a Seymour Duncan humbucker pair for a significant upgrade in tone. PROBABLY. The next articles will be covering capacitors, switches and more, providing you with a cheap way to upgrade your Squier’s sound.