Basic Information
Product Name: Spur Gears
Pitch: 4.71mm
Size: 1.5 Modulus
Material: 45# Steel
Teeth Surface Treatment: High Frequency Blackening
Number Of Teeth: 12T 30T 35T 40T 45T 50T 60T 65T 70T 80T
Bore Diameter: 5mm  8mm  10mm  12mm  14mm  15mm  16mm
17mm  18mm  19mm  20mm

Features：1. Made of high-quality materials, High hardness, durable, stable and reliable transmission, high efficiency and long life.

2. The gear material is made of 45# steel. There may be rust in water, which is a normal phenomenon and will not affect normal use.

Applications: Mechanical drives / motors / automobiles Mechanical drives / motors / automobiles / fitness equipment / instruments / CNC machine tools / toys / medical equipment / etc.
Note: Gears are inserted and may be slightly eccentric. Please consider carefully if you require precision in your gears.
Involute gears bite correctly even if the centre distance is off and it is easier to obtain the correct tooth shape Drilling volume is determined according to the batch drilling volume, which is determined according to the drilling process.
Gears are made of 45# steel and may rust when exposed to water, this is normal and will not affect normal use.