Product Details: Manufacturer Part Number: IWAF253DG|Bit Type|Compact Screw Guide; MagneticScrew Size|Hex Size (Inch)|1/4Hex Size (Decimal Inch)|0.2500Drive Size|0.2500Phillips Size|Torx Size|Specialty Point Size|Overall Length (Inch)|4-11/16Overall Length (mm)|119.06Overall Length (Decimal Inch)|Material|Addition Information|Set Screw Size|Magnetic|YesFastener Type|Hex Size (mm)|6.35Number Of Pieces|Blade Thickness (mm)|Blade Thickness (Decimal Inch)|Body Diameter (Inch)|1/4Body Diameter (mm)|Body Diameter (Decimal Inch)|Blade Width (Inch)|Blade Width (mm)|Blade Width (Decimal Inch)|UNSPSC Code|27112814