Features:
<br />Use: Wood Drilling
<br />Product size:  5 6 7 8 9 10 11 12 13mm/0.19 0.23 0.27 0.31 0.35 0.39 0.43 0.47 0.51 inch
<br />Weight: approx. 140g
<br />Shank diameter: across flats 6.35mm/0.25inch hex shank
<br />shank size :1/4inch
<br />Inner Hex:5mm-13mm
<br />Material: Steel
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<br />Usage: Screwdrivers nut driver socket bits
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<br />Note:
<br />Please allow 1-3cm differs due to manual measurement.
<br />Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.
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<br />Package Included:
<br />9 X Magnetic Nut Driver Set Socket Adapter