Hello! Thank you for posting a query on the Milwaukee 49-96-0110 hex wrench. This hex wrench works with the Milwaukee 6190-20 dry cut machine. For us to assist you further, please provide us with the make and model number of your Milwaukee chop saw. This way, we can provide you with the correct hex wrench you need. If you have further inquiries, you may contact one of our knowledgeable customer support specialists at 435-868-4020 between 7:00 AM and 7:00 PM MST (Monday to Friday) or via e-mail at support@plumbersstock.com. They will be happy to assist you further. Thank you for your interest in PlumbersStock. Have a fantastic day!