Cordless Impact Driver SID 8-A18

Powerful tools for people who know power.

For outstanding drilling and driving performance in heavy wood, timber and other utility applications, nothing beats the Hilti Cordless Drill SID 8-A18. It’s specially designed for use in the bucket, on the utility pole and for framing on the ground. And it works great for fastening hardware for cross arms and transformers.

Forget about tools and drills built for other applications. Try the Hilti Cordless Drill for portable, powerful drilling, driving, bolting and other work—and see what you’ve been missing.



  • Drill in heavy wood, timber and other utility materials
  • Bolt and fasten on wood utility poles and other assemblies
  • Work near charged power lines
  • Drill in treated lumber using 7/16" shank auger bits
  • Drill large-diameter holes in wood with 7/16" shank hole saws


  • Adjustable body strap for safe, comfortable “always-ready” storage
  • Specially designed grips for comfort and precision, even with gloved hands
  • Ergonomic chuck for quicker bit changes, even with gloved hands
  • Twist-free design for removing stuck bits safely and easily
  • Dedicated hammering mechanism and intelligent electronics for optimized performance in wood
  • LED light for accuracy in low-light conditions


  • Specially designed for challenging environments, including high voltage or elevation
  • Tested to perform near energized lines
  • Get a comfortable grip, even with protective leather gloves
  • Drill more precisely with exceptional balance and weight distribution
  • Switch bits easily with ergonomically designed chuck


Backed by the Hilti Service Agreement:

  • 20 year manufacturer warranty
  • 2 year no-cost repair, covers wear-and-tear and battery replacements
  • 1-day turnaround on tool and battery repair (plus transit)