Specification Brand : CNBTR BulletPoint1 : 1:1 bevel gears can only be matched 1:1 and cannot be matched with other module teeth. BulletPoint2 : Mainly suitable for hardware, molds, mechanical transmission, etc. BulletPoint3 : The item contains 6 pieces 45# steel Tapered Bevel Gear Wheel. BulletPoint4 : If you have any question about the product, feel free to contact the CNBTR Service and we will try our best to give you a satisfactory answer. BulletPoint5 : If you have any question about the product, feel free to contact the CNBTR Service and we will try our best to give you a satisfactory answer. Color : Silver ItemName : CNBTR 6 Pieces Hardware Steel 1 Module 20T Tapered Bevel Gear Wheel 6mm Bore Silver ItemTypeKeyword : bevel-gears Manufacturer : yqltd NumberOfItems : 6 PartNumber : M6210623196 ProductDescription : Specifications: Material: 45 Steel Color: Silver Brand name: CNBTR Teeth number: 20 Modulus: 1 Size: Inner Diamter: 6 mm/0.24 inch Maximum Outer Diameter: 21 mm/0.83 inch Total Thickness: 18 mm/0.71 inch Base Diamater: 16 mm/0.63 inch Total Size: 21x18 mm/0.83x0.71 inch(ODxT) Weight: 66 g Features: 1.1:1 bevel gears can only be matched 1:1 and cannot be matched with other module teeth. 2.Mainly suitable for hardware, molds, mechanical transmission, etc. 3.The item contains 6 pieces 45# steel Tapered Bevel Gear Wheel. 4.If you have any question about the product, feel free to contact the CNBTR Service and we will try our best to give you a satisfactory answer. Package Content: 6 x Tapered Bevel Gear Wheel The unique MPN label on each inner package, which confirm it passed the quality inspection and it is genuine item sold from our shop. Please offer it to us when you need assistance. ProductSiteLaunchDate : 2021-07-21T10:12:41.325Z Size : 21x18mm/0.83x0.71inch(ODxT) UnspscCode : 40000000