ble the tube by operating the bellows. As soon as the sound. If it is desired, the circulating members may CONVERTIBLE WRENCH AND VISE. dust is caught by the packing material, it cannot be be so positioned upon the shaft that the space hetween Pictured in the accompanying engraving is a very… … the stirrup the widest possible space is obtained between them. CONVERTIBLE WRENCH AND VISE. straps usually employed a wrench or a vise. The wrench is of the usual sliding- spring hanger jaw type,’ The handle, however, is detachable, being is substituted, screwed into the lever bar and normally…
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