Famag quick ejector shaft pump shank. Thanks to the particularly refined pump shaft, the saw core can be easily removed and you save a lot of time and nerves compatible with almost all standard hole saws, precise positioning thanks to safety push handle, perfect concentricity thanks to adapter with conical thread, lightning-fast ejection of the saw core by means of safety push handle, not twisted in the machine chuck thanks to the hexagonal shank. Box contents: pump handle included. 3 adapters and HSS Famag pre-drill quality tools... The company was founded in 1865. The current range includes a wide range of drilling and milling tools for wood and plastic working, as well as for metal, stone, concrete and other materials. The high-quality tools are used by industry, professional trade, as well as many DIY enthusiasts. With over 3,500 products, the main focus of the company FAMAG is in the field of wood drills. Many products have unique selling features, mostly protected by patents – in some cases even worldwide.