Upgrade your Stihl® equipment with our Stihl® OEM self-tapping screw 4.2 x 9.5. This genuine Stihl® replacement part ensures a perfect fit and optimal performance for your TS350AVE and TS360 machines. Stihl® 9099 021 0810 Self-Tapping Screw, 4.2 x 9.5, for Stihl® TS350AVE