Bosch Daredevil 12" Quick Change Spade Bit Extension fits all 1/4" hex shanks with power groove. The Bosch quick change universal extension is used to extend your reach when drilling and driving. It features a quick change pull mechanism for fast bit change without additional tools. Any bit with a 1/4 inch hex shank with power groove can fit into the extension.

• 12 In. Quick Change Spade Bit Extension.
• Extends the length of bits.
• Inserts bits with one hand.
• Fast bit change.
• Fits all 1/4 In. hex shanks with power groove.