Technical Data:
Series: 368
Product type: Holtest Type II Non-Interchangeable Head Set
Range: 12 - 20 mm
Graduation: 0.005 mm
Contact points: Alloy steel
Constant-force device: Yes

Content:
1 x Micrometer head unit, 12 - 16 mm
1 x Micrometer head unit, 16 - 20 mm
1 x Setting ring, Dia.16 mm
1 x Extension rod, 150 mm
2 x Spanner
1 x Hex wrench