About this item

• High-grade S-2 Tool Steel for extra strength and durability
• Designed to withstand the high torque (rotational force) of impact drivers, Impact Plus (Registered Trademark)
• Heat treated and tempered to Rockwell Hardness 60 - 62, sandblasted finish prevents rust
• Precision machined for ideal fit and superior holding power
• Length: 1-inch, Size: 1/8-inch Hex, Shank: 1/4-inch hex