5Pcs/set Electric Hammer Impact Drilling Batch Connecting Rod 1.5-13mm(0.059"-0.512") Electric Wrench Conversion Head 1/2"-20UNF Electric Wrench Converter Power Tool Accessories _x000D_ _x000D_ Features: _x000D_ _x000D_ - 3-Stage Jaw Design - Allows you to easily and securely grip round shank drill bits from 1.5mm to 13mm. _x000D_ _x000D_ - Key Design - Tool-less accessory lets you lock and release quickly and easily. _x000D_ _x000D_ - Quick Change Universal - Use with an impact driver, snaps easily into a power screwdriver. _x000D_ _x000D_ - Ideal Drill Conversion Tool - Converts a cordless electric screwdriver into a drill or grinder in seconds. _x000D_ _x000D_ - Note - It cannot be used counterclockwise and is not suitable for impact drivers or applications involving high torque loads. _x000D_ _x000D_ Specification: _x000D_ _x000D_ Name: Electric Wrench Converter Kit _x000D_ _x000D_ Material: Metal _x000D_ _x000D_ Manual chuck size: 13mm/0.512" _x000D_ _x000D_ Chuck Type: Manual Tightening _x000D_ _x000D_ Clamping range: 1.5-13mm(0.059"-0.512"), 1/2"-20UNF _x000D_ _x000D_ Aperture: 12.7mm/0.5" _x000D_ _x000D_ Quantity: 5Pcs/set _x000D_ _x000D_ _x000D_ Packing included: _x000D_ _x000D_ 1 * Electric Wrench Converter Kit (5Pcs) _x000D_ _x000D_ _x000D_ Note: _x000D_ _x000D_ 1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings. _x000D_ _x000D_ 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand _x000D_ _x000D_ _x000D_ _x000D_ _x000D_