The extension shaft is mangnetic, which allows easy extraction of even the tiniest of screws. All that needs to be done is simply choose the bit that is needed for the right job, and attatch it into the ectention rod. The bit will be magnetically pulled into the hole which gives a strong magnetic fit.
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Specifications
General
Sales Package
1 x Aluminum Driver, 1 x Flexible Extention Shaft, 1 x Extention Rod, 1 x Electric Screwdriver Connector, 1 x Special Y-tip Bit for iPhone, 1 x 56 Magnetic Bits
Model Number
Precision Magnetic Screw Driver 60 in 1 Set kit with 56 Bits, Extension Rod, Flexible Shaft for Smartphone, Mobile, Laptop, Tablet, Game Console And Household Repair Tool Kit