• 340  pieces o-rings with separated clear plastic storage case
• Made of fluorine rubber which has heat, fuel, and chemical resistance
• Prevent leaks in plumbing, machinery, hydraulic, AC, and pneumatic repairs
• [Temperature Range] - Can be used across a wide temperature range from -15℉ (-26℃) to 400℉ (205℃)
• Please confirm the required size and material before use