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
grenade
countryside
sharpen
melee
unlock
fire
weapon
rain
knife
bell
trigger
metallic
attack
thunder
ceramic
wood
footstep
sliding
loop
break
cicadas
slide
metal
underwater
waterfall
smoke
sniper
footsteps
blood
sink
shot
running
glass
shotgun
bullet
sharp
explosion
sand
helicopter
pistol
heartbeat
laser
heart
three
splat
water
concrete
moving
knock
knocking
Do you like these sounds?
Help to keep this service free!