1/2" Drive Allen / hex key bit impact socket set H5 - H19 Metric Deep AT772
H5 / H6 / H8 / H10 / H12 / H14 / H17 / H19. 1/2" drive so will fit any 1/2" drive ratchet / impact gun / breaker / power bar etc. Hardened and tempered. Supplied in a blow molded case for easy storage and transportation.