Sioux's Threaded Drill Motor is NEW & IMPROVED and better than ever!
Sioux's classic line of Threaded Drill Motors has been completely updated with the Signature Series treatment and offers the latest in ergonomics, durability, and power!  Made in the USA! 

• Model SDR4A28H8L   - 90º Threaded Drill Motor with HEAVY-DUTY Head
• HEAVY-DUTY Head is perfect for larger diameter holes or drilling through tougher materials.  
  
• Full .4 HORSE POWER motor package - higher power and stall torque than the predecessor model giving you 33% MORE POWER!
• Heads are now truly quick-change - you can replace the head with a different style in literally seconds, simply unscrew the installed head, and reinstall the new head. You can buy extra heads (45º, 360º, Low-Profile 90º, or Standard 90º and use them all on one motor!)
  
• Three-planet gear system for durability & long life.
  
• State of the art Spiral Bevel Gears for long life & durability.
  
• 2800 RPM
• Only 9.5" long!  Weighs just 1.92 lbs.
• Excellent, TEASING throttle trigger for smooth starts!
  
• HEAVY-DUTY 90º Head gets into tight areas with a head height of 1.08"
• Head diameter of 0.97"
• Industry-standard 1/4-28 Threads.
  
• Integrated ergonomic rubber grip for superb comfort and control.
  
• Made in the USA by Sioux Tools (a division of Snap-On!)

Order Model #   SDR4A28H8L       
Sioux .4HP Signature Series 90º HEAVY-DUTY HEAD Threaded Drill Motor, 2800 RPM

Don't forget...we offer FREE ground shipping within the USA for orders over $95 that are pre-paid with a credit card. (And now, this includes Alaska, Hawaii, & APO/FPO addresses!)

As one of the largest authorized Sioux distributors in the world, we are committed to offering the absolute best price on any Sioux tool that we stock - in the very unlikely event that you find a Sioux model in stock and for sale at a lower price at any other authorized Sioux distributor, let us know and we will beat that price - period. We constantly monitor our competitors to make sure that we are offering the best value so that you can buy from us with confidence.