Best Proto Hex Keys in 2026

Daisy
Last Updated: Feb 6, 2026

At a Glance: Our Top Picks for Proto Hex Keys

Kluson Revolution 3X3 Locking Tuners, Keystone Buttons - NICKEL
#TOP1
Kluson Revolution 3X3 Locking Tuners, Keystone Buttons -
8.5
PM SCORE
Tuner - Kluson, Revolution G Mount, Pearloid Button, 3/side, Color: Nickel
#TOP2
Tuner - Kluson, Revolution G Mount, Pearloid Button,
5.7
PM SCORE
Kluson 3+3 Locking Revolution Series G-Mount Tuners, Chrome (KRGL-3-CP)
#TOP3
Kluson 3+3 Locking Revolution Series G-Mount Tuners, Chrome
5.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Proto Hex Keys of 2026

Kluson Revolution 3X3 Locking Tuners, Keystone Buttons - Nickel

KLUSON
KRGL-3-NP
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

Kluson Revolution 19:1 'Gibson' mount Locking tuners in Nickel with Pearloid Keystone buttons, Vintage style KEDPL-3801N

Drop-in upgrade for instruments with Gibson style 2 hole mount and modern 25/64" or 10 mm) peghead hole. These normally use a screw in hex head bushing rather than a press in bushing.

Introducing the NEW Kluson Revolution G-mount 19:1 high ratio tuning machine. Kluson has truly introduced a game changer with the traditional footprint and newly designed sealed die-cast housing. These state of the art tuners are designed to directly retrofit tuners with a screw-in hex head bushing, traditional Kluson two-screw mounting pattern and modern 25/64" peghole. The vintage outline, pearloid keystone button and pin-stripes pay tribute to Kluson heritage while adding a rear knob locking

SportHiTech are authorized Kluson dealers, and all products are factory-fresh and carry full manufacturer warranty, and are shipped in original retail packaging.

Tuner - Kluson, Revolution G Mount, Pearloid Button, 3/Side, Color: Nickel

KLUSON
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SportHiTech 8.15

Features

Kluson Revolution 19:1 'Gibson' mount with pearloid buttons, Vintage style KEDP-3801N

Drop-in upgrade for instruments with Gibson style 2 hole mount and modern 25/64" or 10 mm) peghead hole. These normally use a screw in hex head bushing rather than a press in bushing.

Introducing the NEW Kluson Revolution G-mount 19:1 high ratio tuning machine. Kluson has truly introduced a game changer with the traditional footprint and newly designed sealed die-cast housing. These state of the art tuners are designed to directly retrofit tuners with a screw-in hex head bushing, traditional Kluson two-screw mounting pattern and modern 25/64" peghole. The vintage outline, pearloid plastic keystone button and pin-stripes pay tribute to Kluson heritage while the brand new

SportHiTech are authorized Kluson dealers, and all products are factory-fresh and carry full manufacturer warranty, and are shipped in original retail packaging.

Kluson 3+3 Locking Revolution Series G-Mount Tuners, Chrome (Krgl-3-Cp)

KLUSON
GL-3-CP
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ADVENTURER'S BAG 9.90

Features

A Drop-in Locking Tuner Upgrade For Your Gibson-style Guitar

19:1 Gear Ratio

These State Of The Art Tuning Machines Are Designed To Directly Retrofit Diecast Tuning Machines With A Hex Head Bushing And Adding A Rear Knob Locking Mechanism, Traditional Kluson Two-screw Mounting Pattern And Modern 25/64" Peghole.

Perfect Blend of Classic Looks with Modern Features

Set Of 6 Includes All Mounting Hardware (MPN KRGL-3-CP) SM #5139-C

Kluson Revolution G Style 3X3 Tuning Keys, Plastic Buttons

KLUSON
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Arkansas Musicworks 9.74

Features

Kluson Revolution 19:1 'Gibson' mount with pearloid buttons, Vintage style KEDP-3801C

Drop-in upgrade for instruments with Gibson style 2 hole mount and modern 25/64" or 10 mm) peghead hole. These normally use a screw in hex head bushing rather than a press in bushing.

Introducing the NEW Kluson Revolution G-mount 19:1 high ratio tuning machine. Kluson has truly introduced a game changer with the traditional footprint and newly designed sealed die-cast housing. These state of the art tuners are designed to directly retrofit tuners with a screw-in hex head bushing, traditional Kluson two-screw mounting pattern and modern 25/64" peghole. The vintage outline, pearloid plastic keystone button and pin-stripes pay tribute to Kluson heritage while the brand new

SportHiTech are authorized Kluson dealers, and all products are factory-fresh and carry full manufacturer warranty, and are shipped in original retail packaging.

Kluson Revolution G-Mount 19:1 Ratio Tuning Machines 3 Per Side Gold Ked-3801G

KLUSON
KED-3801G
7.00 X 5.00 X 7.00 Inches
1.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SportHiTech 8.40

Features

Kluson Revolution 19:1 'Gibson' mount with metal Keystone buttons, Vintage style KED-3801G

Drop-in upgrade for instruments with Gibson style 2 hole mount and modern 25/64" or 10 mm) peghead hole. These normally use a screw in hex head bushing rather than a press in bushing.

Introducing the NEW Kluson Revolution G-mount 19:1 high ratio tuning machine. Kluson has truly introduced a game changer with the traditional footprint and newly designed sealed die-cast housing. These state of the art tuners are designed to directly retrofit tuners with a screw-in hex head bushing, traditional Kluson two-screw mounting pattern and modern 25/64" peghole. The vintage outline, metal keystone button and pin-stripes pay tribute to Kluson heritage while the brand new housing

SportHiTech are authorized Kluson dealers, and all products are factory-fresh and carry full manufacturer warranty, and are shipped in original retail packaging.

Kluson Revolution 6L H-Mount Tuners, Staggered Posts - Chrome, Krh-6Bx-C

KLUSON
KRH-6BX-C
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Arkansas Musicworks 9.74

Features

Kluson 6 In Line Revolution Series H-Mount Tuning Machines With Staggered Posts Chrome

Manufacturers Part Number: KRH-6BX-C

Peghole size required= 25/64 in. (10mm)

Gear ratio= 19:1

Bushing Type= Screw-in Hex Head

Kluson 3+3 Locking Revolution Series G-Mount Tuners, Gold (Krgl-3-Gp)

KLUSON
GL-3-GP
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ADVENTURER'S BAG 9.90

Features

A Drop-in Locking Tuner Upgrade For Your Gibson-style Guitar

19:1 Gear Ratio

These State Of The Art Tuning Machines Are Designed To Directly Retrofit Diecast Tuning Machines With A Hex Head Bushing And Adding A Rear Knob Locking Mechanism, Traditional Kluson Two-screw Mounting Pattern And Modern 25/64" Peghole.

Perfect Blend of Classic Looks with Modern Features

Set Of 6 Includes All Mounting Hardware (MPN KRGL-3-GP) SM #5139-G

Machine Head - Kluson, 3+3, Locking, Nickel, Large Metal Button

KLUSON
7.00 X 5.00 X 7.00 Inches
1.31 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Arkansas Musicworks 9.74

Features

3 per side

The Kluson Contemporary Series 19:1 ratio locking tuning machine uses the more desirable rear knob locking system and is designed for usage on contemporary guitars

This design requires an individual mounting hole location offset at approximately 7 O'clock or 4 O'clock depending on left or right handed application (bass or treble side)

Uses the common modern 25/64 in

(10mm) peghole with a hex head type screw-in bushing and single mounting screw

Kluson Revolution 6L H-Mount Tuners, Staggered Posts, Chrome - #Krhl-6Bx-C

KLUSON
KRHL-6BX-C
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Arkansas Musicworks 9.74

Features

Kluson 6 In Line Locking Revolution Series H-Mount Tuning Machines With Staggered Posts Chrome

Manufacturers Part Number: KRHL-6BX-C

Peghole size required= 25/64 in. (10mm)

Gear ratio= 19:1

Bushing Type= Screw-in Hex Head

Top 10 hex keys Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Kluson 9

Top 10 hex keys Brands Pie Chart


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