Precise and powerful custom made solutions.
HZPT may be the world innovator in double-enveloping worm gear technology. Cone Drive gear sets can be found in standard sizes and Enveloping Worm Gear Ratios or 
we can prepare custom worm equipment sets to any specs.
Key Features
Sizes: 1.5” through 52” CD
Standard Ratios: 5:1 – 70:1
Backlash: Standard / Low / Zero
Gear Components: Tin + Alum Bronze, Ductile Iron, Steel Aluminium, Torlon®
Worm Materials: Hardened Metal + Nitride, Stainless Steel
Modified output configuration (e.g. keyways, splines)
Custom Design Options: Custom made Center Distance
Unique Ratios: Up to 200:1 solitary stage; size dependent, Sector gears
