The sound of hitting a metal chair was recorded using a contact mic and a Zoom H4N.
Metal bassball bat being hit with a hammer
My brother shooting hockey pucks into a metal dryer. Sennheiser MKH-416 Sound Devices 664
Pistol fired outdoors with ricochet. Single shot, fairly close, with fast fadeout. Narrow stereo image, no panning, almost monophonic. Wholly ...
A hollow sounding explosion, could be used for a metallic hit or slightly muted bang.
Heavy machine gun burst.
Firing loop of a machine gun (002). Made with audacity from scratch
A sound made for http://trigger-rally.sourceforge.net/ Made in Audacity using original sound http://www.freesound.org/people/sagetyrtle/sounds/40158/ and adding bass-boosted, fading-out white noise
Depth Bomb variation
44 magnum fired in an open field with a fair amount of echo from surrounding trees.
A 'bullet whiz past camera' sound I mixed from various freesounds and some tones I generated. The samples I used ...
Some kind of metal gate closing.
More huge explosions made from 15+ freesound samples. Update Mar 27, 2013: As per request, here is a rough attribution ...
Simulating the ignition of a large fireball. Made from layering several fire sound samples and adjusting the envelopes. Used Audacity.