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Item 58950

Functions

Adjusting Ring

Handle

Main Torque 

Value Scale

Scale Ring

Hex Drive

Operating Instructions

CAUTION!

  Wear ANSI-approved 

safety goggles during use.

Note:

 The Torque Screwdriver is marked 

with Inch Pounds. The following instructions 

illustrate use in Inch Pounds.

1.  BEFORE EVERY USE, exercise Torque 

Screwdriver.  Pull down Adjusting Ring, then 

perform the following exercise three times:
a. Turn Handle to the right until maximum 

torque setting is reached.

b. Turn Handle to the left until minimum 

torque setting is reached.

CAUTION!

 To prevent damage to the Torque 

Screwdriver, do not use for loosening fasteners.

2.  Clean the fastener’s threads. Dirty threads 

may result in a misleading torque reading.

3.  Select bit that properly fits the fastener. 

Press bit firmly in Hex Drive.

Note:

 Thread fastener with another tool 

until it is snug, then finish the operation 

with the Torque Screwdriver.

4.  Pull down Adjusting Ring and hold 

in place while adjusting torque.

5. 

To set torque value to 24:

a. Turn Handle until the “0” on 

Scale Ring lines up with the “20” on 

the Main Torque Value Scale.

b. Continue to turn Handle until the “4” on 

Scale Ring lines up with center line on 

Main Torque Scale. The torque value 

is set to 24 in-lb. (20 + 4 = 24).

6.  Release Adjusting Ring to 

lock Handle in place.

7.  Place Torque Screwdriver onto 

fastener at a 90 degree angle.

8.  Rotate clockwise smoothly until a click is 

heard. 

STOP ROTATING! The proper 

torque has been achieved. Further 

rotating may damage fastener.

9.  Release pressure to allow the Handle 

to reset for the next operation.

10. AFTER EVERY USE, pull down 

Adjusting Ring, set to the lowest torque 

setting, then release Adjusting Ring. 

11. Store Torque Screwdriver inside its 

case, indoors, in a clean, dry location 

that is out of reach of children.

Summary of Contents for 58950

Page 1: ...ference 22a When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2021 by Harbor Freight Tools A...

Page 2: ...Page 2 For technical questions please call 1 888 866 5797 Item 58950 Specifications Torque Range 10 50 in lb Drive Internal Hex Accuracy 6...

Page 3: ...se and caution are factors which cannot be built into this product but must be supplied by the operator 2 Wear ANSI approved safety goggles during use 3 Do not use for loosening fasteners 4 Use only w...

Page 4: ...Press bit firmly in Hex Drive Note Thread fastener with another tool until it is snug then finish the operation with the Torque Screwdriver 4 Pull down Adjusting Ring and hold in place while adjustin...

Page 5: ...further use 1 BEFORE EACH USE inspect the general condition of the tool Check for loose hardware misalignment or binding of moving parts cracked or broken parts and any other condition that may affect...

Page 6: ...t 4 14 Adjustable Lever Housing 1 Part Description Qty 15 Bolt 4 16 Adjustable Lever 1 17 Steel Ball 13 18 Washer 2 19 Torque Spring 1 20 Feed Sleeve 1 21 Post Sleeve 1 22 Washer 2 23 Needle Bearing 1...

Page 7: ...Page 7 For technical questions please call 1 888 866 5797 Item 58950 Diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 6 7 9 8 8 13 13 13 15 15 15 18 22...

Page 8: ...usion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLU...

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