2UUL 3 in 1 Phone backcover motherboard precision PCB repair holder fixture phone circuit board soldering repair fixture, 2UUL 3 in 1 backcover repair fixture for Phone back glass replacing, watch Phone PCB motherboard holder fixture fixed tool for phone logic board repair Product Features : New design fixed screen holder. Make your repair work easier. A good tool for a repair store. Easy to handle, use the screw to adjust the width. Made of stainless steel alloy, long service life and corrosion resistance. Compatible: for cell phone back cover, main board, watch, etc. Spiral design: the motherboard is easier to fix, simple and practical, firm and sable.