The Fein 64203026010 is a Quickin Eccentric Chuck Head. The head can be secured into 12 different positions and has a 6.3mm tool holder. This fits the abs18qas, ascm18-4qm. 64203026010 quickin interface 99.5mm length 6.3mm tool holder 12 different secure positions

Brand Name	Fein
Manufacturer Model No	64203026010
Item Group ID	62743
Shipping Weight	1.00kg
GTIN	4014586476919