Today Only: DeWALT Copper Swage Tool $384, Save $215

DeWALT dropped the 20V MAX Copper Swage Tool kit to $384 for today only, down from $599. That is $215 off, roughly 36% off, and it is a complete kit with six expansion heads, a 2 Ah battery, a charger, and a kitbox. Specialty HVAC tools like this rarely move in price, so a $215 cut is worth a look. .This post contains affiliate links, which means I may earn a small commission if you buy through them—at no extra cost to you. It helps keep the tool deals coming, so thanks for your support!

⚠️ Prices valid at time of posting but are subject to change at anytime.

Grab The DeWALT Copper Swage Tool At $384 Today

Final Price Breakdown

• Regular price: $599

• Today only price: $384

• You save: $215

• Discount: roughly 36% off

• Deal expires: September 14, 2026 (today only)

Why This Tool Is Worth It

A swage tool pays for itself in fittings you never buy. Instead of stocking couplings and soldering two joints every time you connect two pieces of copper, you expand one end and braze a single joint. Fewer fittings, fewer leak points, fewer trips to the supply house, and less time with a torch in your hand.

Speed is the headline here. Expanding 3/4 in. ASTM B280 ACR soft copper in as little as 2 seconds, up to 3.2X faster than the old way, changes how a line set day goes. Hand swage tools and hammer blocks are slow, inconsistent, and hard on your hands and wrists. A cordless tool that produces the same result every pull removes both the fatigue and the guesswork.

The results are what matter for brazing. Auto rotating expansion heads produce consistent, even swages so the joint seats properly and the braze flows the way it should. The 2 stage adjustable collar on the 3/8 in. head lets you take a partial expansion first and a full expansion second, which helps prevent cracking in soft copper on the smallest sizes where hand tools tend to split the tube.

Coverage and runtime round it out. The kit handles 1/4 in. to 1-5/8 in. capacity with six heads included covering 3/8 in. through 1-1/8 in., and the 1/4 in., 5/16 in., and 1-5/8 in. heads are available separately. Up to 620 swages on one battery charge means you are not stopping mid line set to hunt for a pack. Steel bodies with nickel plated steel jaws hold up to real jobsite conditions, and since it runs on the 20V MAX system with 300+ products, any battery you already own works.

Features

Up to 3.2X faster. Work fast and expand 3/4 in. [ASTM B280 ACR] soft copper in as little as 2 seconds

• 1/4 in. to 1-5/8 in. capacity. Complete a wide variety of heating, cooling, and refrigeration workflows with this versatile solution

• Comprehensive expansion kit. Maximize jobsite versatility with 6 expansion heads including 3/8 in., 1/2 in., 5/8 in., 3/4 in., 7/8 in., and 1-1/8 in. (1/4 in., 5/16 in., and 1-5/8 in. sold separately)

• 2 stage adjustable collar. Help prevent cracks in soft copper with the 3/8 in. expansion head that allows for a partial expansion in position 1 and a full expansion in position 2

• Durability for tough conditions. Take on jobs in harsh conditions with expansion heads that feature a durable steel body and nickel plated steel jaws

• Auto rotating expansion heads. Produce consistent, even swages suitable for brazing applications

• Maximize productivity. Limit downtime and make up to 620 swages on one battery charge

• Convenient performance. Work efficiently without the need for copper fittings

• Part of the DeWALT 20V MAX X system. This tool is a part of the DeWALT 20V MAX X system featuring 300+ products and is compatible with all 20V MAX X batteries

Who This Is Best For

This is a trade specific tool built for HVAC and refrigeration techs. If you run line sets, install mini splits, service walk in coolers, or do any copper work where brazed joints are the standard, this is the tool that speeds up the repetitive part of your day. Plumbers working in copper get value out of it too, particularly on repair and remodel work where fittings and access are both tight.

This is not a woodworking shop tool, and nobody should buy it for a general purpose garage. Where it does belong is the service van, the HVAC shop bench, or a mechanical contractor's tool crib. The included kitbox keeps the heads organized, which matters a lot on a tool that is useless if one head is missing.

The clearest buyers are techs already carrying DeWALT 20V MAX batteries, since the tool works with any pack on the platform and the included 2 Ah battery and charger become spares. Company owners outfitting a second truck or adding a tech will find $384 a much easier number to approve than $599.

Lock In The $384 DeWALT Swage Tool Price Before Midnight

Know an HVAC tech who is still swaging copper by hand? Send them this post before the price goes back up tonight.

Looking for more savings at Home Depot? Check out our permanent hub for deals at The Home Depot Deals Page for daily updates on Milwaukee, DeWALT, and more. We also track the best tool sales at Lowe's, Amazon, and Rockler.