【Easy to Use】Built-in spring inside the pen, The upward screwing force is small, the downward screwing force is large. 【High Quality 】It can be adjusted in different strength.stainless steel and a strong aluminum casing. 【You will get】1X Back Cover Glass Demolition Blasting Pen 【Compatible Model】It Can be used for most glass battery case back cover, like for iPhone,for Samsung, for Xiaomi,for Huawei ,for OnePlus and more 【Best Service】For any reason you are not satisfied, you can return the Pen and WE WILL REFUND you full money! If any doubts,pls not hesitate to contact with me. Applicable model:It Can be used for most glass battery case back cover, like for iPhone,for Samsung, for Xiaomi,for Huawei ,for OnePlus,and more

If you encounter difficulties, you can contact us in time, we have professional engineers to help you.

Pre-shipment test, Guaranteed product

Packaging includes:

1X Demolition Blasting Pen