James Hetfield

Used on “Ride the Lightning” as a replacement for the ProCo Rat which was stolen in 1984.

Used on “Kill ’em All” in combination with a modified Marshall.

This image of Hetfield's rig is from a November 2011 article found on mesaboogie.com. His Line 6 DM4 Distortion Modeler can be seen in a slide-out drawer, above his Triaxis preamps (original source: http://mesaboogie.com/news/2011/11/metallica-live-rigs/).

In a user-uploaded photo on Photobucket, James Hetfield's touring rig includes the MXR M107 Phase 100 pedal, indicating its use during performances.

In this video by TC Electronic, Chad Zaemisch, James Hetfield’s guitar tech, describes his live rig. At 3:50 in the video he says:

I’ve got a basic heavy, clean, and leads sounds. The lead is pretty much the heavy sound, and I add a Klon in there.

The interviewer follows up and asks if it’s a real one.

Yes. Yeah, we have real stuff around here.

James Hetfield uses the DigiTech Whammy Pitch-Shifting Pedal, as noted on Groundguitar's "James Hetfield's Guitars and Gear" page.

Here is James' pedal setup with an older EHX Bass micro synthesizer, along with a MXR Phase 100 and a Digitech Whammy.

In a user-uploaded Instagram photo, James Hetfield is pictured using a Line 6 DL4 Delay Modeler.

In this video we can see Metallica rehearsing, James and Kirk are using the Ax8

At 3:06 in this video, James Hetfield's rig is shown to consist of a Voodoo Lab GCX Audio Switcher.

James Hetfield uses the Dunlop Cry Baby GCB-95 wah pedal as part of his guitar effects setup. This information is detailed in the "James Hetfield's Guitars and Gear" section on Groundguitar, which provides insight into his equipment choices.

James Hetfield uses the Lovetone Brown Source overdrive effects pedal, as detailed in the Groundguitar article "James Hetfield's Guitars and Gear." This pedal is part of his extensive effects setup, which includes other notable gear such as the MXR Phase 100, Digitech Whammy, and Dunlop Cry Baby Wah.

James Hetfield uses the Boss NS-2 Noise Suppressor as part of his guitar effects setup, as detailed on Groundguitar's "James Hetfield's Guitars and Gear" page.

We can see here in this video the Boss TU-3 in his Stage Rack System At 2:22 we can see the Boss TU-3 White with two outputs

A Boss CS-1 Compression Sustainer can be seen on top of james mesa boogie mark iic++ used for the recording of Master of Puppets

One of the pictures of the source link confirms Hetfield used this pedal at some point.

This pedal can be seen on one of the pictures from the source link, confirming Hetfield used it at some point.

One of the pictures of the source link confirms that Hetfield used this pedal at some point.

James Hetfield used the Dunlop Heil HT1 Talk Box for a solo on the album Load, as noted in the analysis by Silverwulf