Technical Data:
Series: 511
Product: Bore Gage for Small Holes
Order No.: 511-204-20
Measuring range: 10 - 18.5 mm
Contact point stroke: 0.6 mm
Accuracy of bore gage alone: 5 um
Repeatability: 2 um
Adjacent error: 2 um
Measuring force: 6 N or less
Dial indicator graduation: 0.01 mm

Content:
Bore gage main body: 511-201
Anvils: 1 pc. (additional sizes listed under Dimensions are the catalogue's available anvil series)
Spanner: 204354
Interchangeable washer: 204355 x 1
Dial indicator: 2046AB
Dial protection cover: 29AAA149

Application:
Small-hole internal diameter comparison measurement.

Dimensions:
Probing depth: 100 mm
Grip length below indicator: 32 mm metric / 23 mm inch
Stem diameter: 8 mm metric / 9.53 mm inch
Body drawing: 27 mm; approximately 80 mm; 100 mm; 50 mm; 53 mm; 8.5 mm; 5 mm; 3.7 mm; 0.5 mm; 1.8 mm
Anvil thread: M3.5 x 0.35
Anvil hardened-steel contact radii: SR0.5 / SR1; carbide ball: SR1.5
Anvil 1: 204356, nominal 10 mm, L1 3.8 mm, L14 2 mm
Anvil 2: 204357, nominal 11 mm, L1 4.8 mm, L14 3 mm
Anvil 3: 204358, nominal 12 mm, L1 5.8 mm, L14 4 mm
Anvil 4: 204359, nominal 13 mm, L1 6.8 mm, L14 5 mm
Anvil 5: 204360, nominal 14 mm, L1 7.8 mm, L14 6 mm
Anvil 6: 204361, nominal 15 mm, L1 8.8 mm, L14 7 mm
Anvil 7: 204362, nominal 16 mm, L1 9.8 mm, L14 8 mm
Anvil 8: 204363, nominal 17 mm, L1 10.8 mm, L14 9 mm
Anvil 9: 204364, nominal 18 mm, L1 11.8 mm, L14 10 mm

Remark:
Setting ring is not supplied. Optional setting rings are available separately.
Custom longer rods and carbide anvils are available upon request.