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SFXLibrary is a database of free sound effects to use in your projects. Every sound is available in MP3, WAV and OGG format.
Heavy knocking 3 times on metal
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Heavy knocking 3 times on metal
metal
knocking
knock
three
- / -
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.mp3
.wav
.ogg
metal
helicopter
laser
countryside
concrete
sniper
heartbeat
glass
sharp
attack
heart
cicadas
moving
bullet
underwater
grenade
explosion
metallic
fire
rain
sink
wood
sliding
weapon
ceramic
melee
sand
knocking
running
water
blood
splat
three
knock
shot
break
smoke
shotgun
loop
sharpen
knife
footsteps
unlock
footstep
pistol
trigger
thunder
waterfall
slide
bell
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