It seems to be about 95% or so metal. This is simply an awesome Roofing Nailer. I've tried Dewalt, Milwaukee, and senco. The 3PLUS HBCN45P has worked great. Perfect Roofing Nailer and very lightweight.
3PLUS HBCN45P Features & Specs
Drives 11 gauge full head coil roofing nails ranging from 7/8'' To 1-3/4''
Selective actuation switch allows for either sequential or contact mode
Tool-free adjustable depth control helps set nails properly; adjustable shingle guide allows for quick and consistent shingle spacing
Durable and lightweight magnesium housing helps reduce user fatigue
Skid-resistant pads/wear guards for safety and tool protection; contact safety With Carbide inserts for less wear and tear
Measurement Type: Metric
Batteries Required?: No
Build Material: Magnesium, rubber, steel
Editor's Impressions Of The 3PLUS HBCN45P
Tool Motor Power
Nail Accuracy
Value For Money
Build Quality
Feature Set
3PLUS HBCN45P Final Thoughts
"It is very solid."
Makes quick work and is very helpful. I like the portability of this Roofing Nailer. This is a bargain at the price I paid. The Roofing Nailer works as advertised. Overall, great price and great product!