Yost Vises 104 User Manual


Thank you for choosing a Yost Vise. For future reference please record the following:

Model #:


Purchase Date:




I n s p e c t i o n a n d A c c e p t a n c e

Claims for damage, shortage or errors in shipping must be reported within one (1) day following delivery to Buyer. Buyer shall have seven (7) days from the date Buyer receives any products to inspect such products and services for defects and nonconformance which are not due to damage, shortage or errors in shipping and notify Seller, in writing, of any defects, nonconformance or rejection of such products. After such seven (7) day period, Buyer shall be deemed to have irrevocably accepted the products, if not previously accepted. After such acceptance, Buyer shall have no right to reject the products for any reason or to revoke acceptance. Buyer hereby agrees that such seven (7) day period is a reasonable amount of time for such inspection and revocation. Buyer shall have no right to order any change or modification to any product or services previously ordered by Buyer or its representatives or cancel any order without Seller's written consent and payment to Seller of all charges, expenses, commissions and reasonable profits owed to or incurred by Seller. Specially fabricated or ordered items may not be canceled or returned, and no refund will be made. The sole and exclusive remedy for merchandise alleged to be defective in workmanship or material would be the replacement of the merchandise subject to the manufacturer's inspection and warranty.

Product Specifications:

1.Technical Statistics:


















6 ½ ”



48 lb

2.Jaws able to withstand a load of no less than 1600 inch pounds without distortion of the vise or any components.

3.Hardened steel serrated jaws have a Rockwell C hardness of RC 52-58.


Warnings: Misuse of vises can cause serious injury to eyes, hands and or other body parts. Vises must be set up and used properly. Before setup and use, read, understand and follow all instructions outlined below.

ALWAYS make sure bench tops are properly secured.

ALWAYS use proper nuts, bolts and lock washers in all mounting holes, to hold bench vise down.

ALWAYS use vise of proper size and capacity to hold work object.

ALWAYS wear eye, face, and ear protection when striking or using power tools with a vise.

ALWAYS wear dust mask or respirator when working with wood, metal, chemical dusts or mists.

ALWAYS wear restrictive hair covering and anti slip footwear while operating vise.

ALWAYS hand tighten handles of lockdowns for swivel base.

ALWAYS inspect vise for stress fatigue or damage to the vise before using.

ALWAYS maintain the vise – grease main screw regularly.

Never use a hammer, extension pipe, or cheater bar on spindle handle of vise.

NEVER unscrew movable jaw beyond maximum specified opening of vise.

NEVER weld base of vise to any metal object.

NEVER use a vise to press an object into or out of another object.

NEVER use and extension pipe to tighten handles of lockdowns.

NEVER place pressurized containers or combustible materials in vise.

NEVER wear loose clothing or jewelry while operating vise.

N E V E R apply extreme heat or prolong heat to the vise as it may alter structural properties.

If there is any question about a condition being safe or unsafe, do not operate the vise.

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