Rogers' drawing and design; an educational treatise relating to linear drawing; machine design; working drawings; transmission methods; steam, electrical and metal working machines and parts; lathes; boiler and parts; instruments and their use; tables, etc (1913)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 282
Fig. 458. … KiG. 459. 310 ROGERS DRAWING AND DESIGN. die from the side of the smaller hole. The smallpunch will cut a hole in it equal to the inside diam-eter of the washer, as shown in Fig. 456 ; the metalis then advanced and at the second stroke the largepunch will cut out the complete washer, while thesmall…
Mechanical drawing · Machine design
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