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Product Specifications:
| Item | Miter Gears |
| Diametral Pitch | 12 |
| Gear Ratio | 1:1 |
| Hub Diameter | 1 3/8" |
| Length | 1 3/16" |
| Material | Carbon Steel |
| No. Of Teeth | 21 |
| Number Of Teeth | 21 |
| Outside Dia. | 1.868" |
| Pressure Angle | 20° |
| Product Datasheet | martin-sprocket-hm1025.pdf |
Shipping Info:
| Ship weight (kg) | 0.21 |
| Ship height (cm) | 3.02 |
| Ship length (cm) | 4.75 |
| Ship width (cm) | 4.75 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Number Of Teeth | Face Width | Outside Dia. | Hub Projection | Material | Diametral Pitch | Pressure Angle | Pitch Dia. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
HM1215 | 15 | 0.27" | 1.368" | 1/2" | Carbon Steel | 12 | 20° | - | €112.91 | |
![]() |
HM1215B | 15 | 0.27" | 1.368" | 1/2" | Steel | 12 | 20° | - | €112.91 | |
![]() |
HM1218 | 18 | 8/25" | 1.618" | 5/8" | Carbon Steel | 12 | 20° | - | €120.02 | |
![]() |
HM1218A | 18 | 8/25" | 1.618" | 5/8" | Steel | 12 | 20° | - | €120.02 | |
![]() |
HM1218B | 18 | 8/25" | 1.618" | 5/8" | Steel | 12 | 20° | - | €120.02 | |
![]() |
HM1221B | 21 | 0.39" | 1.868" | 0.688" | Carbon Steel | 12 | 20° | 1 3/4" | €124.59 | |
![]() |
HM1224 | 24 | 0.43" | 2.118" | 0.688" | Carbon Steel | 12 | 20° | - | €148.90 |
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MARTIN SPROCKET HM1221 Miter Gear, 12 Diametral Pitch, 1.750 Inch Pitch Dia., 0.689 Inch Bore, Steel
€124.59 /unit




