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Pinless design allows a full 360° of freedom for the 

  universal head to angle and rotate

• 

Swivel hex design transfers impact forces more 

  efficiently with greater durability

• 

Forged CRO-MO with lifetime warranty 

Product Type:

Model:

78244

11PC. 1/2" DRIVE NANO PINLESS 

UNIVERSAL IMPACT SOCKETS - METRIC

Study, understand and follow all instructions provided 

with this product. Read these instructions carefully 

before installing, operating, servicing or repairing this 

tool. Keep these instructions in a safe accessible place.

INTENDED USE OF THE TOOL

The 78244 Nano Pinless Universal impact Socket Set is 
designed to be used with a 1/2" drive impact wrench to drive 
hex fasteners. Do not use this tool outside of the designed 
intent. Never modify the tool for any other purpose or use.

Caution: To help prevent personal injury

• Use of this product can expose you to chemicals 

including ethylene glycol, gasoline vapors and 
engine exhaust, which are known to the State of 
California to cause cancer, birth defects, or 
reproductive harm. For more information, visit 
www.P65Warnings.ca.gov. Always wear ANSI 
approved safety equipment, safety glasses and 
clothing when using this product. Study, understand, 
and follow all instructions provided with this 
product. Failure to read and follow all warnings and 
operating instructions may result in damages and 
serious injury or death.

• Always wear ANSI approved goggles when using 

this product. (Users and By standers).

• Never use this tool for any application other than for 

which it was designed. 

• Only use accessories designed for this tool. 
• Never alter or modify this tool in any way. 
• Improper operation and/or maintenance of the tool, 

modification of the tool, or use of the tool with 

accessories not designed for it could result in 

serious injury or death. 

• Always select the correct accessories of the correct 

size and design for the job that you are attempting to 

perform.  

• Always work in a clean, safe, well-lit, organized and 

adequately equipped area. 

• Do not begin repairs without assurance that vehicle 

is in secure position, and will not move during repair. 

WARNING

WARNING

www.astrotools.com

DO NOT DISCARD – GIVE TO USER

PLEASE DO NOT RETURN ANY PRODUCT WITHOUT CALLING

1-800-221-9705 FOR INSTRUCTIONS

PRODUCT INFORMATION

BEFORE USE

When unpacking, check the parts diagram and part 

number listing on page 

2

 

to make s

ure all parts are 

included. If any parts are missing or damaged, 

please call your distributor.

LIFETIME WARRANTY

• Astro Pneumatic Tool Co. warrants our products to the original user 

against defective material or workmanship for Lifetime Warranty 

(except where noted on our price schedule) from the date of 1st use.  

Astro reserves the right to determine whether the  product failed 

because of defective material, workmanship or other causes and to 

charge back for missing parts.  Astro Pneumatic Tool Co., at its 

discretion, will repair products covered under this warranty free of 

charge. The distributor should direct the original user to return the 

product (with the exceptions listed below) with the distributor’s name, 

address, adequate proof of date of purchase or a copy of warranty 

card, and a short note explaining the problem. 

Failures caused by 

accident, alteration, or misuse are not covered by this warranty. 

• If one part of this product fails, please do not return the entire 

product. Astro will replace free of charge component parts of 

this product. Items included in this category include but are not 

limited to kits, hand tool kits and any other product where there 

are multiple items or components that make up the unit. Please 

contact the phone number below in order to obtain the replace

-

ment components covered under warranty.

• Astro Pneumatic Tool Co. or its authorized service representatives 

must perform all warranty repairs. Any repair to the product by 

unauthorized service representatives voids this warranty. The rights 

under this warranty are limited to the original user and may not be 

transferred to subsequent owners.

  

• This warranty is in lieu of all other warranties, expressed or implied, 

including warranties of merchantability and fitness for a particular 

purpose.  Some states do not allow the exclusion of limitations of 

incidental or consequential damages so the above limitations may 

  not apply to you.

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