WrenchTurtle

local function eventHandler()
event, param1, param2 = os.pullEvent()
    if event == "redstone" then
        for i=1,1575 do
        turtle.attack()
        sleep(0.1)
        end
    elseif event == "char" and param1 == "q" then
        print("exiting...")
        sleep(1)
        error("program closed")
    end
end

term.clear()
term.setCursorPos(1,1)
print("press button to grind, or Q to quit")
while true do
eventHandler()
end