Specifications:
The document details a range of striking face ring spanners available in both inch and millimeter sizes. The sizes range from 15/16 inch to 2 inches, with corresponding weights and dimensions provided. The spanners are hot forged by skilled craftsmen, ensuring durability and precision.

Procedures:
To use the spanner, thread a rope through the hole of the handle and pull it in the tightening direction while hammering the striking surface of the spanner.

Norms and Standards:
The spanners undergo cathodic electrodeposition for enhanced corrosion resistance. They are manufactured by Asahi Metal Industry Co., Ltd., based in Osaka, Japan.

Recommendations:
The document suggests a wide variety of sizes to accommodate different needs. Special orders can be placed for sizes not listed.

Key Data:
The document includes a table with sizes, weights, and other specifications. For example, a spanner with a size of 1-1/16 inch has a weight of 185 grams and a dimension of 13.5 mm.

Contact Information:
For export inquiries, contact Asahi Metal Industry Co., Ltd. at their Osaka office or via email at [email protected].

Additional Information:
The document mentions that millimeter-sized spanners are also available for sale.