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