Astro Pneumatic 605ST 5.5mm Onyx Pneumatic Punch + Flange Air Tool

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Item Number:AST605ST
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Astro Pneumatic 605ST 5.5mm Onyx Pneumatic Punch + Flange Air Tool 605ST

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The 605ST includes:

  • 1x Astro Pneumatic 605ST Punch & Flange Air Tool


  • 5.5mm punch
  • Give your work that factory perfect job
  • Form an offset in sheet metal
  • Achieve a no-bump lap weld
  • Cuts metal fabrication time in half
  • Weighs only 3lbs
  • 13/64" punch capacity
  • Recommended Replacement for the Astro Pneumatic 600ST

Need a quicker and better way to do metal fabrication? Nothing works as well as the Astro Pneumatic 605ST Punch & Flange Air Tool. This lightweight yet sturdy tool makes punches and crimps panels like nobody's business. Convenience is its middle name, thanks to its rotating head. One pull of the lever delivers one punch or one flange crimp, making operation more precise. The 605ST forms an offset crimped edge when working with sheet metals, meaning you'll get lap welds without the bumps. This tool carries out metal fabrication applications twice as fast, so why would you use anything but this great Astro tool?

Tech Specs:

  • Brand: Astro Pneumatic
  • Model: 605ST
  • MPN: 605ST
  • UPC: 745227016075
  • Type: Punch & Flange Air Tool
  • Punch Diameter: 7/32" (5.5mm)
  • Punch Capacity: 1/16" (1.6mm)
  • Crimping Capacity: 1/16" (1.6mm)
  • Piston Stroke: 5/32" (4mm)
  • Overall Length: 9.84" (250mm)
  • Net Weight: 2.6lbs. (1.18kg)
  • Air Inlet Thread NPT: 1/4"
  • Air Hose I.D. Size: 3/8" (10mm)
  • Avg. Air Consumption: 4cfm
  • Air Pressure: 90-120psi
  • Package Qty.: 1

1 Year Standard Warranty

Astro Pneumatic Tool Co. warrants these products to the original user against defective material or workmanship for a period of 1 year 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 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.

Product with Multiple Components

Astro will replace free of charge any part of a component product that fails within 1 year of first use by the original user. See New Defective statement for how to obtain the replacement. Items included in this category include kits, hand tool kits and any other product where there are multiple items or components that make up the unit. Please call 800-221-9705 to obtain product components covered under warranty.

Hydraulic Power Unit Exchange

Astro will replace free of charge the power unit on select hydraulic equipment. Please call 800-221-9705 to arrange for replacement.

General Warranty Terms

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. All claims must be sent to:

Astro Pneumatic Tool Company
Attn: Customer Service
2417 Seaman Ave., South El Monte, CA 91733
Tel: 800-221-9705


New defective product is product that does not function properly the first time used. Astro will replace "free of charge" to the original user any product that is deemed to be "New Defective". Original user may email, call: 800-221-9705 or fax: 877-318-2194 a request to Customer Service for replacement with 1) proof of purchase or copy of warranty card and 2) a statement explaining the problem. Astro reserves the right to request that the original user return the New Defective product, freight collect, for evaluation prior to providing a replacement. Astro will pre-pay the freight on the replacement unit.

All new defective returns are to be sent to:

Astro Pneumatic Tool Company
Tel: 800-221-9705


Astro Pneumatic Tool Co. or its authorized service representatives must perform all warranty repairs. All repairs are to be sent to:

Astro Pneumatic Tool Company
Tel: 800-221-9705

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