Sealey AK219 TRX-Star/Spline/Hex Bit Set 42pc 3/8" & 1/2"Sq Drive

Chrome Vanadium 6150 steel bits hardened to 52-53 HRC and tempered for added strength.
Set includes 3/8" and 1/2"Sq drive to 10mm hex Chrome Vanadium steel bit adaptors.
Supplied in carry-case with inclined tray for quick and easy bit selection.
Contents:
TRX-Star* Bits; T20, T25, T30, T40, T45, T50, T55, T60 (1 each 30 & 75mm).
Hex Bits; 4, 5, 6, 7, 8, 10, 12mm (1 each 30 & 75mm).
Spline Bits; M5, M6, M8, M10, M12 (1 each 30 & 75mm).
Drive Adaptors; 3/8"Sq x 10mm Hex, 1/2"Sq x 10mm Hex.