Technical Data:
1 in drive impact extension
Use to gain access to difficult-to-reach fasteners
Male square oriented in line with female square for fixed-head torque wrenches
Full chamfer at drive opening where applicable
Standard: ASME B107.110-2012

Application:
Used wherever powered drive tools are used to install or remove fasteners
Designed to withstand high torque and force associated with impact tools in repetitive applications

Dimensions:
Overall length: 10 in
Weight: 4.49 lb

Remark:
This size is marked as not covered under ASME standards