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

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HOME > Products > Power Torque Tools > Power Torque Screwdriver > AUR

Uni-screwdriver

AUR

Pneumatic Screwdriver／Assembly

Assembly

PISTOL TYPE

Pneumatic

Graduation

Trigger

Re-chargeable

High speed and high torque, with graduation.

AUR25N

Application

For fastening plastic and tapping screws. For assembly and mass production.

Features

High speed tightening with trigger activated precision torque.
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.
LS version available with limit switch, which creates tightening assurance system when used with CNA-4mk3 count checker.
Becomes a Pokayoke (error-proofing) system when used with CNA-4mk3 (sold separately).

Specifications

								Accuracy ± 5%
S.I. MODEL			AUR5N	AUR12.5N	AUR25N	AURLS5N	AURLS12.5N	AURLS25N
TORQUE RANGE [N･m]	MIN.～MAX.		2～5	5～12.5	10～25	2～5	5～12.5	10～25
TORQUE RANGE [N･m]	GRAD.		0.1	0.25	0.5	0.1	0.25	0.5
METRIC MODEL			AU50R	AU125R	AU250R	AU50RLS	AU125RLS	AU250RLS
TORQUE RANGE [kgf･cm]	MIN.～MAX.		20～50	50～125	100～250	20～50	50～125	100～250
TORQUE RANGE [kgf･cm]	GRAD.		1.0	2.5	5.0	1.0	2.5	5.0
AMERICAN MODEL			AU50R-A	AU125R-A	AU250R-A	AU50RLS-A	AU125RLS-A	AU250RLS-A
TORQUE RANGE [lbf･in]	MIN.～MAX.		15～45	37.5～112.5	75～225	15～45	37.5～112.5	75～225
TORQUE RANGE [lbf･in]	GRAD.		1.0	2.5	5.0	1.0	2.5	5.0
LIMIT SWITCH			WITHOUT			WITH
FREE ROTATION [r.p.m.]			2100	800	400	2100	800	400
APPLICABLE BOLT	COMMON STEEL		M5,M6	(M7)M8	M10	M5,M6	(M7)M8	M10
APPLICABLE BOLT	HIGH TENSION		M4(M4.5)	M5,M6	(M7)M8	M4(M4.5)	M5,M6	(M7)M8
AIR PRESSURE [MPa]			0.5
AIR MASS FLOW [m³/min]			0.9
FASTENING AIR MASS FLOW [m³PC]			0.008	0.02	0.04	0.008	0.02	0.04
HOSE DIA. [mm]			φ10
DIMENSION [mm]	OVERALL LENGTH	L1	219	227		219	227
	OVERALL WIDTH	L2	64		142	64		142
	OVERALL HEIGHT	L3	185
AIR INLET			R(PT)3/8
WEIGHT [kg]			1.5	1.7		1.5	1.7
ACCESSORY	BIT		#3			#3

Notes

Counterclockwise has no torque control.

Standard accessory

1.Torque Adjusting key 2.M3 HEX key 3.Support Handle (for AUR(LS)25N) 4.W12 Open Ended Wrench (for AUR(LS)25N).

Dimensions

Expand dimensions

AUR(LS)12.5N, 25N

AUR(LS)5N

REMARK

SW with limit switch has a rating of AC30V, DC30V, below 1A.

◆ How to order

Specify “Tohnichi” and model name.

[Example 1] Tohnichi AUR5N

[Example 2] TohnichiAURLS5N

◆ Things to remember when ordering

AUR5N has #3 bit (6.35 HEX) with a double bit. Any other bits are available in the local market. For bits other than a #3 bit, use a bit bought on the local market. AUR12.5N and AUR25N have a fixed 9.53 mm square drive.

Use pneumatic sockets only.