Ganter: GN5335-40-M6-E Sta Knob; Stainless Steel; Mat Blasted These Star shape knobs are constructed using an AISI 303 (A1) Stainless Steel, and fitted with a stainless steel threaded bore, which gives amazing resistance to impact, stress, temperature and weather resistance. This makes these a strong, robust and durable part. These hand Knobs are specially designed for the food processing machinery industry. The smooth and enclosed areas, as well as the large corner radii comply with the requirements of hygiene standards. These knobs have many more uses, from cabinet doors to wheel turning, these knobs are a great addition or replacement to your old components. The recessed, star shaped head also gives extra grip to enable more torque to fasten the knob in place. Features and Benefit: Precision casted AISI 303 (A1) Stainless steel specially suited to the food manufacturing industry Temperature resistant up to 700 C so can be used in high temperature machinery or in cold environment