Work Temperature: Be able to operate at a temperature range of -20-200 or so, suit for different kinds of environment. Carbon Steel: Adopting premium carbon steel material, solid enough for a long term use. Widely Application: Fit for industrial machines, cars, ships, household appliances, health care system, etc. Beautiful Appearance: With polished smooth surface, it works well with high efficiency causing low noise. Package Include: With 10 pcs in package, you can keep them for spare or just substitutes for those old ones, can be used in many project., Weight: 0.1543235834 pounds, Manufacturer: Hilitand