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Use accurate torque controls to improve quality! Case examples can be found in torque handbook 10

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Uni-screwdriver

U/UR

Pneumatic Screwdriver／Assembly
RoHS markingSocket insertion part□6.35Socket insertion part□9.53

Assembly

Straight/Pistol

Pneumatic

Graduation

Trigger/Lever

For large volume tightening of machine screws (M2-M6) requiring high torque accuracy.

U120CN

Application

  • For plastic screws and tapping screws.

Features

  • Straight version of AUR model.
  • High speed and high accuracy tightening with lever activation.
  • Torque setting is easy to adjust by knob and scale.
  • Torque remains stable regardless of fluctuations in air pressure.
  • Small reaction force when set torque is reached.
  • UR / ULR operates bi-directionally.

Specifications

Accuracy ± 5%
S.I. MODEL U30CN U60CN U120CN U250CN U500CN U1000CN ULR120CN ULR250CN UR500CN
TORQUE RANGE
[cN･m]		 MIN.～MAX. 10～30 20～60 40～120 100～250 200～500 400～1000 40～120 100～250 200～500
GRAD. 0.5 1 2 5 10 2 5 10
METRIC MODEL U3 U6 U12 U25 U50-2 U100 U12LR U25LR U50R
TORQUE RANGE
[kgf･cm]		 MIN.～MAX. 1～3 2～6 4～12 10～25 20～50 40～100 4～12 10～25 20～50
GRAD. 0.05 0.1 0.2 0.5 1.0 0.2 0.5 1.0
AMERICAL MODEL U3-A U6-A U12-A U25-A U50-2-A U100-A U12LR-A U25LR-A U50R-A
TORQUE RANGE
[lbf・in]		 MIN.～MAX. 1～3 2～5 4～10 8～22 15～45 30～90 4～10 8～22 15～45
GRAD. 0.05 0.1 0.2 0.5 1.0 0.2 0.5 1.0
STYLE STRAIGHT PISTOL STRAIGHT PISTOL
START MECHANISM LEVER TRIGGER LEVER TRIGGER
FREE ROTATION [r.p.m.] 1600 1700 1400 1200 950 700 1300 1000 950
APPLICABLE BOLT COMMON STEEL M2(M2.2) M2.5,M3 (M3.5) M4(M4.5) M5,M6 (M7) (M3.5) M4(M4.5) M5,M6
HIGH TENSION (M1.8)M2 (M2.2)M2.5 M3(M3.5) M4 (M4.5) M6 M3(M3.5) M4 (M4.5)
AIR PRESSURE [Mpa] 0.4 0.5 0.6 0.5 0.6 0.5 0.6
AIR MASS FLOW [m³/min] 0.043 0.067 0.071 0.15 0.35 0.68 0.07 0.15 0.43
FASTENING AIR MASS FLOW [m³PC] 0.0010 0.0012 0.0020 0.0031 0.013 0.0012 0.0020 0.0040
HOSE DIA. [mm] φ5 φ6 φ5 φ6
AIR INTAKE with Coupler G1/4B(PF1/4) with Coupler G1/4B(PF1/4)
NOISE LEVEL [dB(A)] 67 68 69 72 68 75 71 65 75
DIMENSION
[mm]		 OVERALL LENGTH L1 202 205 221 283.5 232.5 252.5 246.5 260 232.5
OVERALL WIDTH L2 38.5 46.8 176 174 42.5 55 176
OVERALL THICHNESS L3 41.4 41.6 44 57.5 37.4 42.3 44
BIT A 14 18 24 18 24
WEIGHT [kg] 0.32 0.42 0.48 0.75 1.35 2.0 0.56 0.95 1.45
ACCESSORY BIT #0 #1 #2 #3 #2 #3
                           
Notes

　The top section of U1000CN has a square drive (9.53 mm). Use socket bits or bit holders for this model.

For U30CN ～ 250CN and ULR120CN250CN, use female one touch coupler.

　　Counterclockwise has no torque control.

*For dimensions of air connector part, please refer to P.359.

Dimensions

Expand dimensions

STRAIGHT TYPE

PISTOL TYPE

◆ How to order

[Tohnichi] [Model] Please specify.

[Example 1] Tohnichi U60CN

[Example 2] Tohnichi ULR120CN

◆ Things to remember when ordering

U500CN, 1000CN, and UR500N are pistol type with trigger mechanism.

Standard bits available in the local market can be used.

Alternative product

A

AC2

AUR

Accessories

Tool kit for U type

One touch joint for U type

Interchangeable Bit

Testers, checkers, calibration kits

TCF

Download

Product Catalog

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Registration
Manuals

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Software

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2D CAD (DXF)

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3D CAD (IGES)

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Parts List

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Online Part Search System

Japanese Worldwide

How to Use
Piping/Air pressure and operating range

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Calculating the compressor capacity.

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Technical Data
1. Torque

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4. Tightening Reliability

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5. Selection of Tightening Tools

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6. Torque Tools are Measurement Equipment

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