Irwin® Wood Auger Drill Bit Extension 10-25 x 450mm
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Irwin extension bar for Auger drill bits to lengthen the reach of a drill. 
The hex shank prevents the extension slipping in the chuck.
The IRW10502789 extension for Auger drillbits has the following specifications: 
Length: 450mm. 
Suitable for drill diameters 10-25mm.
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