SFX
Library
Search for a
free
sound
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
Share this sound!
Knocking 3 times on metal
metal
knocking
knock
three
- / -
Download »
.mp3
.wav
.ogg
bell
shot
footstep
underwater
smoke
fire
heart
sniper
wood
shotgun
break
footsteps
sink
waterfall
knocking
slide
glass
water
running
sand
rain
laser
cicadas
weapon
thunder
attack
grenade
metal
bullet
ceramic
countryside
blood
concrete
heartbeat
sharp
knife
loop
sharpen
unlock
melee
knock
moving
three
splat
sliding
trigger
helicopter
pistol
metallic
explosion
Do you like these sounds?
Help to keep this service free!