THESE ARE $70.00 AT THE STORE,AND I NEVER USED THEM. THESE SCREW / BOLT EXTRACTORS ARE THE BEST THERE IS. IF YOU CAN BREAK ONE, THEY GIVE YOU A NEW SET. I HAVE NOT DONE ANY REPAIR WORK SINCE I BROKE MY BACK AND NECK .IN AN ACCIDENT.. IF INTERESTED, LET ME KNOW. PS. IF THIS IS STILL POSTED, IT IS STILL FOR SALE THANK YOU.