local function chk( cmd, key )
	return bit.band( cmd:GetButtons(), key ) ~= 0
end

local function add( cmd, key )
	cmd:SetButtons( bit.bor( cmd:GetButtons(), key ) )
end

local puntpackets = 0
hook.Add( 'CreateMove', 'propkill', function( cmd )
	local w = LocalPlayer():GetActiveWeapon()
	
	if w:GetClass() == 'weapon_physgun' then
		if chk( cmd, IN_ATTACK ) then
			puntpackets = ( 1 / engine.TickInterval() ) * 0.05
		elseif puntpackets > 0 then
			cmd:SetMouseWheel( 0x7F ) // mousewheel size = 1 byte
			
			add( cmd, IN_ATTACK )
			puntpackets = puntpackets - 1
		end
	else
		puntpackets = 0
	end
end )