6Pcs/Set Impact Socket Converter Reducer Adapter Set 1/2in 1/4in 3/8in 3/4in

1、Excellent material selection precision heat treatment of the whole high hardness and impact resistance. 2、Forged with Ming molybdenum steel durable can withstand large torque suitable for electric and pneumatic tools. 3、Blackened surface rust-proof and corrosion-resistant for long service life. 4、The internal angle design of the conversion sleeve arc with bolt hole strong locking force not easy to slip easy to use. 5、Various specifications can be used in different working environments. 6、With four corners arc square head design this impact socket converter kit features ball bearing for a secure hold.