bronze / stainless steel worm gears production

Here 2 examples:

worm gear sets:

gear material: Bronze
worm material: stainless steel

Set # 1:

DEC gear:

Diameter: 158 mm (almost 6 1/4 ")
teeth number: 200
bore: 30 mm - 60 mm (according to customer specifications)

made from a 20 lb piece of solid first quality bronze

RA Gear

Diameter: 189 mm (almost 7 1/2 ")
teeth number: 240
bore: 45 mm - 80 mm (according to customer specifications)

made from a a 30 lb piece of solid first quality bronze

Price(2 gears and 2 worms): 775 US $ + shiping

Set # 2

DEC Gear:

Diameter:256 mm (more than 10 ")
teeth number: 270
bore: 60 mm - 90 mm (according to customer specifications)

made from a 55 lb piece of solid first quality bronze

RA Gear

Diameter:299 mm (more than 11 3/4 ")
teeth number: 267
bore: 80 mm - 110 mm (acording to customer specifications)

made from a a 90 lb piece of solid first quality bronze

Price (2 gears and 2 worms): 1500 US $ + shiping

ask for another diameters and teeth numbers !!

single RA or DEC worm gears available

the gears are made form one piece, not from two pieces put together!!


of course there are cheaper aluminium worm gears !

see photo:

(from top to bottom): 158 mm, 189 mm, 256 and 299 mm


another photo of a 10 inch worm gear together with a 50 DM note is
on the other ad.