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  • 1/2" Jumbo Hammer Mini Air Impact Wrench

3/8" Jumbo Hammer Mini Air Impact Wrench

Model : ST-5139

♦Only 99 mm in length with a max reverse torque of 500 ft-lb (678 Nm). 

♦The fast rundown gets the job done with speed and ease.

♦Micro size design but with strong torque output. 

♦Its size gives free access to confined spaces in an engine bay or on farm vehicles. 

♦Removing stubborn nuts or bolt in places where a regular impact wrench cannot access.

ST-5139 / Jumbo Hammer Mini Pneumatic 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

Net

Weight

inch

mm

ft-lb

N-m

cfm

l/min

lbs

Kgs

ST-5131

3/8

5/8

M16

11,500

320

434

1/4"

3/8"

15

430

3.5

1.6

ST-5139

3/8

5/8

M16

11,000

450

610

1/4"

3/8"

15

430

2.98

1.35

ST-5141

1/2

3/4

M19

11,500

400

542

1/4"

3/8"

17

480

3.3

1.5

ST-5148

1/2

5/8

M16

9,500

840

1,139

1/4"

3/8"

17

480

3.64

1.65

ST-5149

1/2

3/4

M16

11,000

500

678

1/4"

3/8"

17

480

2.98

1.35 


Packing: 1pc/inner box, 10 pcs/Ctn/16 kgs/1 Cuft




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

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3/8" Lightweight Twin Hammer Mini Air Impact Wrench

Model : ST-5131