Function: This impact driver power bits is specially designed and used for manual drive applications or with power tools when used with plug-in shanks
Package Includes: You will receive 5 packs square socket adapter bit set. The square tip size is 1/2", the hex shank size is about 1/4", and the total length is 2.87''. It should be reminded that please pay attention to check the size before purchasing, so as not to inconvenience you
Reliable Quality: This socket adapter is made of premium hardened and treated HSS, which has great strength and endurance, which has a long lifetime. You don't need to worry about the quality at all, you can buy it back and use it with confidence
Special Design: This socket adapter has a very special design section on each square head. There are spring-loaded ball bearings in order to effectively secure the socket and avoid sliding, allowing you to work efficiently and with peace of mind
Double Size Conversion: The original hexagonal polygon size is converted to a square head size, which can be used to mount the sleeve as a good accessory for conversion