• Longer plunger stroke with no affect on accuracy.
  • Carbide is used for the contact point ensuring high durability and wear resistance.
  • This model reduces the  influence  of heat  from the operator’s hand by 50% by increasing the grip size and making the grip hollow-structured, thereby retaining high-accuracy measurement.
  • Alternative indicators may be used in place of those recommended*.
    * Some indicators and protection covers cannot be used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended  models.
  • Optional extension rods can be attached for measuring deep holes. (For details, refer to page C-45.)
  • A Bore Gage Checker and a range of Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to pages C-46 and C-47).

Bore Gages

SPECIFICATIONS

Metric

Order No. Range Stroke of contact point Measuring force Guide force Content of set Probing depth
Bore gage Dial indicator Dial protection cover Anvil Interchangeable Washer Sub-Anvil Spanner
511-701 18-35mm 1.2mm 4N or less 6N or less 511-701

 

 

Not supplied

 

 

Not supplied

9 pcs. 2 pcs. Not supplied 1 pc. 100mm
511-702 35-60mm 511-702 6 pcs.

 

4 pcs.

 

 

Not supplied

 

150mm

511-703 50-150mm

 

1.6mm

5N or less 10N or less 511-703 11 pcs. 1 pc.
511-704 100-160mm 511-704 13 pcs. Not supplied
511-705 160-250mm 6N or less 15N or less 511-705 6 pcs. 7 pcs. 250mm
511-706 250-400mm 511-706 5 pcs. 1 pc.
511-721 18-35mm 1.2mm 4N or less 6N or less 511-701

 

 

210958-10

(Graduation: 0.001mm)

 

 

21DZA000

9 pcs. 2 pcs. Not supplied 1 pc. 100mm
511-722 35-60mm 511-702 6 pcs.

 

4 pcs.

 

 

Not supplied

 

150mm

511-723 50-150mm

 

1.6mm

5N or less 10N or less 511-703 11 pcs. 1 pc.
511-724 100-160mm 511-704 13 pcs. Not supplied
511-725 160-250mm 6N or less 15N or less 511-705 6 pcs. 7 pcs. 250mm
511-726 250-400mm 511-706 5 pcs. 1 pc.
511-711 18-35mm 1.2mm 4N or less 6N or less 511-701

 

 

204658

(Graduation: 0.01mm)

 

 

21DZA000

9 pcs. 2 pcs. Not supplied 1 pc. 100mm
511-712 35-60mm 511-702 6 pcs.

 

4 pcs.

 

 

Not supplied

 

150mm

511-713 50-150mm

 

1.6mm

5N or less 10N or less 511-703 11 pcs. 1 pc.
511-714 100-160mm 511-704 13 pcs. Not supplied
511-715 160-250mm 6N or less 15N or less 511-705 6 pcs. 7 pcs. 250mm
511-716 250-400mm 511-706 5 pcs. 1 pc.
511-921

 

18-150mm

 

 

 

511-701

511-702

511-703

204658

 

21DZA000

 

 

 

 

 

511-922 210958-10
511-925-10 543-3108

Inch

Order No. Range Stroke of contact point Measuring force Guide force Content of set Probing
Bore gage Dial indicator Dial protection cover Anvil Interchangeable Washer Sub-Anvil Spanner
511-731 .7-1.4″ .047″ 4N or less 6N or less 511-731

 

 

Not supplied

 

 

Not supplied

9 pcs. 2 pcs. Not supplied 1 pc. 4″
511-732 1.4-2.5″ 511-732 6 pcs.

 

4 pcs.

 

 

Not supplied

 

6″

511-733 2.0-6.0″

 

.063″

5N or less 10N or less 511-733 11 pcs. 1 pc.
511-734 4.0-6.5″ 511-734 13 pcs. Not supplied
511-735 6.5-10.0″ 6N or less 15N or less 511-735 6 pcs. 7 pcs. 10″
511-736 10.0-16.0″ 511-736 5 pcs. 1 pc.
511-751 .7-1.4″ .047″ 4N or less 6N or less 511-731

 

 

292358-10

(Graduation: .0001″)

 

 

21DZA000

9 pcs. 2 pcs. Not supplied 1 pc. 4″
511-752 1.4-2.5″ 511-732 6 pcs.

 

4 pcs.

 

 

Not supplied

 

6″

511-753 2.0-6.0″

 

.063″

5N or less 10N or less 511-733 11 pcs. 1 pc.
511-754 4.0-6.5″ 511-734 13 pcs. Not supplied
511-755 6.5-10.0″ 6N or less 15N or less 511-735 6 pcs. 7 pcs. 10″
511-756 10.0-16.0″ 511-736 5 pcs. 1 pc.
511-741 .7-1.4″ .047″ 4N or less 6N or less 511-731

 

 

292258

(Graduation: .0005″)

 

 

21DZA000

9 pcs. 2 pcs. Not supplied 1 pc. 4″
511-742 1.4-2.5″ 511-732 6 pcs.

 

4 pcs.

 

 

Not supplied

 

6″

511-743 2.0-6.0″

 

.063″

5N or less 10N or less 511-733 11 pcs. 1 pc.
511-744 4.0-6.5″ 511-734 13 pcs. Not supplied
511-745 6.5-10.0″ 6N or less 15N or less 511-735 6 pcs. 7 pcs. 10″
511-746 10.0-16.0″ 511-736 5 pcs. 1 pc.
511-931

 

.7-6.0″

 

 

 

511-731

511-732

511-733

292258

 

21DZA000

 

 

 

 

 

511-932 292358-10
511-935-10 543-3128

Notes:
1) A 50mm sub-anvil is supplied with 511-703, and a 75mm sub-anvil is supplied with 511-706.
2) A 2″ sub-anvil is supplied with 511-733, and a 3″ sub-anvil is supplied with 511-736.
3) It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

Contact Points

Bore Gages

DIMENSIONS

Bore Gages

Bore Gages

STANDARD ACCESSORIES

Bore gage (Main body) Anvil Interchangeable washer Spanner
Marked No. Parts No. Indication of measuring size L1 L14 Parts No. t Parts No.

 

 

 

 

511-701

511-731

1 21DZA213A 18mm/.71″ 5.5mm/2.17″ 2.5mm/.10″

 

 

 

 

205623

205624

 

 

 

 

0.5mm/.02″

1.0mm/.04″

 

 

 

 

 

102148

2 21DZA2138 20mm/.79″ 7.5mm/2.95″ 4.5mm/.18″
3 21DZA213C 22mm/.87″ 9.5mm/3.74″ 6.5mm/.26″
4 21DZA213D 24mm/.94″ 11.5mm/4.53″ 8.5mm/.33″
5 21DZA213E 26mm/1.02″ 13.5mm/5.31″ 10.5mm/.41″
6 21DZA213F 28mm/1.10″ 15.5mm/6.10″ 12.5mm/.49″
7 21DZA213G 30mm/1.18″ 17.5mm/6.89″ 14.5mm/.57″
8 21DZA213H 32mm/1.26″ 19.5mm/7.68″ 16.5mm/.65″
9 21DZA213J 34mm/1.34″ 21.5mm/8.46″ 18.5mm/.73″

Bore Gages

Technical Data
Accuracy: Metric models 2µm

Inch models .00008″
Repeatability:   Metric models 0.5µm
Inch models .00002″
Adjacent error: Metric models 1µm
Inch models .00004″

Optional Accessories
-: Dial indicator (See Chapter  F)

21DZA000: Dial protection cover

Recommended dial indicators (see Chapter  F)
Metric models: 2046S8 (0.01mm)

2972T8 (0.01mm – One revolution type)
2109S8-10 (0.001mm)
2900S8-10 (0.001mm – One-revolution type)
Inch models:  2922S8 (.0005″)
2977T8 (.0005″- One-revolution type)
2923S8-10 (.0001″)
2910S8-10 (.0001″  – One-revolution type)

Recommended digimatic indicators (see Chapter  F)
Metric models: 543-3108 (ID-C112GXB: 0.001mm)

Inch models:  543-3128 (ID-C112GEXB: 0.001mm/.00005″)
* Indicators equipped with rubber bellows, such as water- proof types, cannot be used.