the direction of the screw in such a position that thescrew shall pass through it; fill this hole with a hardwood MATERIAI.S 29 plug, bore a hole of suitable size for the screw and insertthe screw. If now the screw from frequent taking outand screwing in becomes loose, the plug may be takenout and… … Clement Universal Sander CHAPTER V. FILLETS Sharp corners on a casting, whether inside or out-side, generally detract greatly from its appearance, andalso, in the case of internal angles especially, injure itsstrength. This being the case, sharp corners must beavoided in the pattern, as the casting…
Patternmaking
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