1/4"+3/8"+1/2", square drive / inside square
for hand operating, chrom-vanadium, matt finish, with ball lock and ball reception, DIN 3120/ ISO 1174

lengths
1/4": 50 - 100 - 250mm
3/8": 45 - 75 - 150 - 200mm
1/2": 125 - 250mm