PROTO J61304 – 4″ Long 1/4″ Sq. M 1/4″ Hex Shank Extension

EXTENSION 1/4 HEX 1/4 SQ BALL

Features and Benefits

• This Extension Bit has an overall length of 4″
• 1/4″ Hex Shank
• 1/4″ Male Square
• Pin socket retention
• One piece construction ensures concentricity
• Special heat treat ensures long life
• Precision machined tips for proper fastener engagement