Cutting Round Sheet Metal Duct

But when you come to the thicker locking seam you ll need the extra leverage of compound snips.

Cutting round sheet metal duct.

20 in x 25 in x 16 in duct square to round. Any tin snips will work for this. In this video we show you the best and safest way to cut a round hole into a can or rectangular duct. First if you want to cut a duct near the middle and use both ends mark and cut the duct before snapping it together.

Customers can choose different lock seam closing machine on the basis of sheet thickness and duct length. The grooving machine is used to bead round duct to strengthen round tube with the big diameter. Photo 3 shows how to cut through thick metal. One end of each piece is crimped for easy fitting of consecutive joints or to sheet metal fittings and flexible duct.

Galvanized sheet metal ducts from the duct shop s hvac ductwork is manufactured from high quality galvanized steel in 3 foot lengths for easy handling. Dia holes in sheet metal. Round duct grooving beading machine. Keep in mind that the cut edges of sheet metal are very sharp.

There are three types electric pneumatic and hydraulic machines. 30 ga insulated box. Switch and receptacle spacer. Mark the cut line or area on sheet metal with a felt tip marker.

Amazon link to great products that every diyer and handyman should know about. A hole cutter works great in tight spots when replacing ductwork. If you re dealing with close quarters and you own a right angle drill or attachment you may want to invest in a sheet metal hole cutter. Otherwise you might have to take down the trunk line.

Sheet metal duct pipe fittings page 1 of 211. Punch a starter hole in the metal with the blade of a straight screwdriver and a hammer large enough to fit the tip of the compound. There are two types electric and manual. There are many other tools and methods used to cut sheet metal ducts including hole cutters roto zips hole saws and even jigsaws.

How to cut round ductwork to size with tin snips. Use for 24 gauge steel and 26 gauge stainless steel. You ll need a drill sheet metal snips a start collar. To see availability for this product personlog in or get online access.

Measurements for inches and centimeters are molded into body. Inch and centimeter measurement scales are molded into the body for accurate hole diameters. 51 mm to 305 mm holes in up to 24 gauge steel and 26 gauge stainless steel. Tin snips with red colored handles can also cut straight lines and tighter curves to the left.