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YOST 904-AS Owner’s Manual
Thank you for choosing a Yost 904-AS. For future reference please record the following:
Model #:
904-AS
Purchase Date: _____________
Supplier: _____________
Please note that you can register your product at http://www.yostvises.com/warranty-registration/
Important Safety Instructions:
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. Additional information can be found at www.yostvises.com
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 restrictive hair covering and anti slip footwear while operating vise.
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 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 apply extreme heat or prolong heat to the vise as it may alter structural properties.
Yost Vises
388 W. 24th St.
Holland MI 49423
Yost 904-AS
Contact:
www.yostvises.com
616.396.2063 Customer Service
Inspection and Acceptance:
Claims for damage, shortage or errors in shipping should be reported as
soon as possible following delivery. The time frame for reporting damage is determined by the common
carrier that delivered the product. Please contact the carrier for additional information about reporting
a claim. If no damage is reported to carrier or Yost, the vise is determined to be accepted. After accep-
tance of the vise, the Buyer is subject to a returns policy as dictated by the company the product was
purchased from. For additional information on warranty contact [email protected] or view the
terms of sale at www.yostvises.com.
Product Specifications:
Model: 904-AS
Jaw Width: 4”
Jaw Opening: 4”
Throat Depth: 2-1/4”
Pipe Capacity: 1/4” - 1-1/2”
Weight: 18lbs.
Jaws able to withstand a load of up to 1600 inch pounds without distortion of the vise or any
components. Hardened steel serrated jaws have a Rockwell C hardness of RC 52-58.