Crescent CAEAD324 Apex eshok-Guard Socket Isolator, 3/8 Inch

Highlights:

• Overall Length: 2.25 inch
• Material: Steel
• Size: 3/8 inch
• Isolation zone insulates all your standard bits. protecting you up to 1000V
• Withstands heavy-use in impact applications
• Compact design improves precision in tight spaces
• Ball detent for secure fastener retention and easy replacement