Best Power Nibblers

Cordless: No, Cutting Capacity Mild Steel (gauge): 16, Cutting Capacity Stainless Steel (gauge): 18, Cutting Depth (in. Enter your model number to make sure this fits. Clean and precise work in keystone plate, deck plate and other corrugated sheet materials. Built-in thickness gauge for convenience.
Reviews
Find Best Price at Amazon"I have a Seamless gutter buisness and have to cut metal roofs back on occasion."
"Great Makits quality and cuts like butter!"
"Cuts straight and smooth!"
"Cuts metal like butter, handles the contours of coareagated with ease."
"works very well on thin gauge aluminum as intended."
"this is great cutting metallic."
"I used it cutting metal roofing sheets on angles for hips and valleys."
"I was pleased compared to Hitachi's.."

Specifications: Speed RPM: 3,500 CPM Cutting Capacity: Steel : 17-gauge Air Consumption: 2 cfm Air Inlet: 1/4" Overall Length: 7.7" Weight: 1.79 lbs. Enter your model number to make sure this fits.
Reviews
Find Best Price at Amazon"Put it to the test and it didn't disappoint!"
"This tool saved me hundreds in labor."
"This will cut 14 gauge sheet no problem."
"I use it to cut out rusty spots on cars, have used it for floor pans as well."
"Just watch it, it spits out large amounts of very sharp half moon pieces of metal."
"Excellent little nibbler."
"Like it pretty good little tool."
"GREAT TOOL IN CUTTING PLASTIC, AND SHEET METAL."

Straight cutting and curve cutting capable. Compact size, easy to operate and labor-saving, cutting in any direction and angle desired. Maximum cutting capacities: iron/steel plate 1.8mm, stainless steel plate 1.2mm, copper/aluminium plate 2mm, plastic/fibreglass board 2mm. This nibbler cutter suitable for car repair and maintenance and metal sheet productions.
Reviews
Find Best Price at Amazon"We had some corigated style plastic roofing to cut & replace...this “nibbler” cut through it like butter!!"
"I have always wanted to try one of these and boy am I so happy I did!!!"
"Nice idea good for thin metal."
"The hole in my rear deck I cut out looked like someone had used a hole punch to cut it, but that's mainly due to my inexperience."
"Bought to cut stainless steel latch catches for doors."
"Works better than expected."
"worked perfect to cut a hole in my floor in my suburban to make a hatch for the fuel pump."
Best Power Shears

The TSHD cuts straight and to the left all while making fast cuts in material thickness up to 18-gauge galvanized steel. Capacity to cut 18 gauge galvanized steel and 20-gauge spiral duct.
Reviews
Find Best Price at Amazon"Easily cut 24 feet of fluorescent fixture mild sheet steel on a single 18V Makita LXT drill & battery which surprised me to see. For the price of a pair of quality snips these power through sheet metal quickly and have easily replaceable blades, for a reasonable cost."
"They must not have tried a jigsaw or tin snips like I did. I am putting a sheet metal roof on my house, I was first using a jigsaw, it took me 4 days to do one side of the house."
"i'm having my carpenter install corrugated tin on the 'biggest' wall in each of my two bathrooms."
"After one day of struggling with hand shears, I decided to search the internet for an easier, reasonably priced solution."
"Man if you gotta cut a long strip of metal off of something in a high place... you gotta have one of these!"
"Cuts very well through 22 gage steel."
"I read the reviews on this unit through various sources and purchased it through Amazon."
"We were siding a barn using hand snips to trim the 3 foot wide panels. We were cutting our hands and fingers on the rough edges, so I started to look for a tool to make life easier."