Type SK - Star knob DIN6336 Plastic (KU) Duroplast (PF), steel screws zinc plated and moulded in position.
Type ST - Star knob DIN6336 Plastic (KT) Technopolymer (Polyamid PA)
GN6336.4 Star Knob, Plastic, Threaded Steel Stud
These star knobs provide a firm grip to easily achieve high torques whilst being comfortable to use. Should clamping with the boss face be necessary, then it is recommendable to use either type TE or type SG.
Type SK Knob - Duroplast (PF), black, shiny
Type ST Knob - Technopolymer (polyamide PA), shock resistant, black, matt.
Type SK, ST Threaded bolts - Steel ST, zinc plated, blue passivated.