Here you can see the products which i used in this video ​
AliExpress https://s.click.aliexpress.com/e/_9z48kt

Here is a video about disassembling a Chuck Bosch with blocked jaws.

Battery Spot Welder    • DIY Battery Spot Welder / Spot Welder...  

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Due to factors beyond the control of BOSSY DIY, it can not guarantee against unauthorized modifications of this information or improper use of this information. BOSSY DIY assumes no liability for property damage or damage incurred as a result of any of the information contained in this video. BOSSY DIY recommends safe practices when working with the tools or equipment seen or implied in this video. Due to factors beyond the control of BOSSY DIY, no information contained in this video will create any express or implied warranty or guarantee of any particular result. Any injury, damage or loss that may result from the improper use of these tools, equipment, or information contained in this video is the sole responsibility of the user and not BOSSY DIY.

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