Specification:

Type: ER32 3-20 mm PREMIUM

Set contains 18 pieces: (3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20mm)

Material: 65Mn

Total height: 40 mm

Outer Diameter (Max): 33mm

DIN 6499B

Accuracy 0,0006"

Specification:

Type: ER32 2-20 mm

Set contains 19 pieces: (2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20mm)

Total height: 40 mm

Outer Diameter (Max): 33mm

DIN 6499B

Accuracy 0,015mm