crwdns2934241:0crwdne2934241:0 rolando de la rosa

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The four back screws

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i want to open the back of my samsung gear s3 but i do not know if the back screws  are tri-point type or tri-wing type? also, i want to know the type and size of the screwdriver that can turn these screws. please help!!!

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Samsung Gear S3

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open