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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.
Knocking 3 times on metal
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Knocking 3 times on metal
metal
knocking
knock
three
- / -
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.mp3
.wav
.ogg
helicopter
heart
footsteps
ceramic
metal
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attack
break
sliding
pistol
water
knife
trigger
knocking
unlock
fire
sniper
underwater
moving
blood
sink
grenade
smoke
running
sharpen
rain
bell
thunder
metallic
glass
heartbeat
wood
melee
slide
cicadas
shot
weapon
three
bullet
loop
knock
splat
shotgun
sharp
explosion
concrete
footstep
countryside
laser
sand
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