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1/2" Professional Stubby Air Impact Wrench

Model : ST-IW4040



Perfect tool for fastening and loosening operation in any limited working area of industrial maintenance or automotive after service.

Only 110mm (4.33inch) in tool length.

Powerful torque:Jumbo hammer mechanism delivers 678Nm / 500ft lbs maximum torque power.

Featured one-hand operation design: 
-Levered forward & reverse switch system.
-Three-position torque setting mechanism.

Protective rubber sleeve

Handle exhaust design

Compact housing body design

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ST-IW4040 / 1/2" Professional Stubby Air Impact Wrench

Model

No.

Square

Drive

(inch)

Capacity Bolt Size

Free

Speed

(r.p.m)

Max

Torque

Air

Inlet

(PT)

Air

Hose

(ID)

Air

Consumption

Overall

Length

Net

Weight

Packing

Pcs/Ctn/G.W./Cuft

(kgs)

inch

mm

ft-lb

N-m

cfm

l/min

inch

mm

lbs

Kgs

ST-IW4040

1/2

5/8

M16

9,500

500

678

1/4”

3/8”

17

480

4.33

110

2.92

1.32

8pcs/Ctn/15.1/1.3'



Perfect tool for fastening and loosening operation in any limited working area of industrial maintenance or automotive after service.

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