Socket head shoulder bolts, standard and custom, are manufactured with tight diameter and length tolerances. Standard socket head socket shoulder bolts are available from stock in 303 or 416 stainless. Shoulder screws from 3/32 shoulder diameter to ½ shoulder diameter. Metric shoulder screws from 4mm shoulder diameter to 12mm. Diameter tolerances of +.000, -.001 and shoulder length tolerance of +.002, -.000 are standard.

Custom socket head, hex socket or slotted shoulder bolts in 316, 12L14 and virtually any material and size can be produced quickly. All continuous use shoulder screws come with our 24 month guarantee.

Expert applications help is available for all our products.

Rino mechanical has continuous use gear boxes of all types. Built from solid steel or aluminum block and precision bearings. They are easily customized to meet your needs. Crossed Axis gearboxes with ratios up to 40:1 and Worm wheel gear boxes with ratios to 120:1 give continuous use operation.

A full range of continuous use flexible couplings including Oldhams, Beams and Bellows are available to meet any application. Coupling OD’s from ¼”. All come with 24 month guarantees. 

Precision spur gears, timing pulleys, precision dowel pins and other mechanical parts are all designed for continuous use operation. Standards and customs with quick delivery are standard.

With Rino Mechanical You Get:
	•	Expert applications assistance
	•	Success of 1000's of gear box applications
	•	Best Guarantee & 18 years of gear box manufacturing.
	•	20% Discount on precision mechanical parts for small OEM's by eliminating a level from the distribution chain.
	•	The Specialist in gear boxes, flexible shaft couplers, dowel pins, shoulder screws and custom screws