Boss Katana 50 Gen 3 settings
Monkey Wrench settings for Boss Katana 50 Gen 3
Foo Fighters · adapted 2 times on ToneAdapt
To get the Foo Fighters "Monkey Wrench" riff tone on a Boss Katana 50 Gen 3, set Gain 7, Bass 5, Mid 6, Treble 7, Reverb 0.5, Contour 1. Use the bridge pickup with your guitar's tone on 8-10 and volume on 10.
Riff settings
Adapted for a Epiphone SG Standard · updated 2026-08-11
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 8-10 · Volume 10
Boss Katana 50 Gen 3 knobs
- Gain
- 7
- Bass
- 5
- Mid
- 6
- Treble
- 7
- Reverb
- 0.5
- Contour
- 1
- Gain control
- 7
- Master volume
- 7
- Power control
- 3
- Volume control
- 8
- Variation button
- 0
Built-in effects
- Reverb on (spring) · 2
Playing tips
- Use palm muting for tight, percussive power chords.
- Aggressively pick to achieve articulate attack and clarity.
- Keep your playing staccato to match the original riff's energy.
The original rig
What Foo Fighters used on the recording, for reference. ToneAdapt translates this to the controls your Boss Katana 50 Gen 3 actually has.
- Guitar
- Gibson Explorer (late 90s, black, as used by Dave Grohl on the original studio recording)
- Amp
- Mesa/Boogie Dual Rectifier (studio recording, late 90s revision; sometimes cited as used for dirty tones on 'The Colour and the Shape')
- Gain
- 8
- Bass
- 6
- Mid
- 6.5
- Treble
- 7
- Presence
- 6
- Reverb
- 1
Different guitar or pedals? Get Monkey Wrench adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Foo Fighters's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What are the best Boss Katana 50 Gen 3 settings for Monkey Wrench?
Set Gain 7, Bass 5, Mid 6, Treble 7, Reverb 0.5, Contour 1.
Which pickup should I use for Monkey Wrench?
Bridge pickup, with the guitar's tone at 8-10 and volume at 10.
What gear did Foo Fighters use on Monkey Wrench?
Guitar: Gibson Explorer (late 90s, black, as used by Dave Grohl on the original studio recording). Amp: Mesa/Boogie Dual Rectifier (studio recording, late 90s revision; sometimes cited as used for dirty tones on 'The Colour and the Shape').
Will these settings work with my guitar?
These settings were adapted for a Epiphone SG Standard. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
Monkey Wrench on other amps
Popular songs on the Boss Katana 50 Gen 3
- Master of Puppets · Metallica
- Walk · Pantera
- Sweet Child O' Mine · Guns N' Roses
- Enter Sandman · Metallica
- Hotel California · Eagles
- Holy Wars · Megadeth
- Raining Blood · Slayer
- Sultans of Swing · Dire Straits
- Crazy Train · Ozzy Osbourne
- Smells Like Teen Spirit · Nirvana
- Stairway to Heaven · Led Zeppelin
- Welcome to the Jungle · Guns N' Roses
Settings are generated by ToneAdapt's tone adaptation for the gear named on this page and are a starting point — every amp, guitar and room is a little different.