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  5. 12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
12-Pieces HVAC Repair Kit with Ball Bearing Steel Drill-Ready Tool Adapter, Drill Bit Sets & Manual Tube Expander Swaging Tool for 1/4"-7/8" Soft Copper Tubing (Ideal for HVAC Installers)
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D**y C**r
·
Verified purchase
US
Item:
set A
2026-07-18
About this product
Highlights
Six pipe sizes for 1/4"–7/8" soft copper tubing
12 pieces total—two of each size to replace worn bits
Ball bearing steel construction for uniform hardness and wear resistance
Drill-ready swaging adapter works with drill and impact drill for efficient expansion
Compact, easy-to-carry set ideal for HVAC installers and field service
Details
CA prop 65: repro. chemsNo
CA prop 65: carcinogensNo
Product description
·[6 Pipe Sizes] 6 different sizes of drill bits, including 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1/4" hexagon handle. Our pipe expansion tool are an essential accessory for servicing air conditioners. Our set includes 2 pieces of each model, 12 pieces in total When one is damaged, you can easily replace it to avoid not having the same size model and delay the maintenance work.
·[High Quality Material] Swaging Tool Drill Bit made of ball bearing steel, it is practical and durable. It has high and uniform hardness and wear resistance, and high elastic limit, your good helper for work and life.
·[Working Principle] When connecting the copper pipes of the air conditioner, the soft copper pipes are expanded by the rotation of the drill bit, so that the two copper pipes can be connected in a leak-proof manner. Works more efficiently than round nose reaming tools when combination with drill and impact drill. (The drill speed should not be too fast)
·[Use Easier] It is very suitable for HVAC installers to perform air conditioning copper pipe expansion operations without complicated learning. (Please wear anti-scalding gloves, goggles and other safety protective equipment during operation.) The curvature of the flare allows the drill to gently expand the copper tube to the specified inner diameter.
·[Carry and Store Easier] Compared with other copper pipe flaring tools, our drill bit set can be carried with you or placed in the tool box, it does not take up the volume, and it is easy to carry and store. Tip:If you have any questions, please contact us, we will give you the most professional service!
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Introduction
This 12-piece HVAC swaging drill bit kit includes six drill sizes for expanding soft copper tubing from 1/4" to 7/8", with two pieces of each size for quick replacement during service. The swaging drill bits and manual tube expander are designed to expand copper pipe ends so they can be joined leak-proof, a common task when installing or repairing air conditioners. Made from ball bearing steel, the bits offer high and uniform hardness, wear resistance, and a high elastic limit for practical durability on the job. The drill-ready adapter lets installers use a drill or impact drill to expand tubing more efficiently than round-nose reamers; operators should avoid excessive drill speed and wear proper safety gear. The compact set stores easily in a toolbox and is tailored for HVAC installers who need a portable, straightforward swaging solution for on-site copper tube work.
Question and answer
What pipe sizes are included in the kit? A:The kit includes six drill sizes for soft copper tubing: 1/4", 3/8", 1/2", 5/8", 3/4", and 7/8".
How many pieces are in the set? A:There are 12 pieces in total—two pieces of each size so you have replacements when one is damaged.
What material are the drill bits made from? A:The swaging drill bits are made of ball bearing steel, noted for uniform hardness, wear resistance, and a high elastic limit.
Can these tools be used with a drill or impact drill? A:Yes. The drill-ready swaging adapter is designed to work with a drill or impact drill; however, the drill speed should not be too fast during operation.
Is this kit suitable for HVAC installers? A:Yes. The kit is described as ideal for HVAC installers for performing copper pipe expansion operations and is designed to be simple to use and easy to carry.
Safety & compliance
Seller info
Business name: Shenzhen Shi Yu Hu Culture Technology Co Ltd
Business address: Xiangfei Pavilion, 1303, Building 2, Xiangti Yayuan, Donghuan 1st Road, Yousong Community, Longhua Street, Longhua District, Shenzhen, Shenzhen, Guangdong, China
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