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CODE: 770.682-010Buy the DOT:Download
TITLE(s): JEWEL-BEARING BROACHER (clock & watch) alternate titles: broacher; pinner, jewel bearing

Operates lathe to finish holes drilled in partially processed jewel bearings: Inserts bearings in lathe chuck. Dips brass wire (broach) in diamond dust, inserts it into bearing hole, and rubs away high spots, working within tolerances of 0.0001 inch. Inspects holes with magnifying glass and measures them with gauges and micrometers. Bevels edges of holes.
GOE: 06.02.30 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77
ONET CROSSWALK: 93953 Grinding and Polishing Workers, Hand

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CODE: 770.682-010 Buy the DOT:Download TITLE(s): JEWEL-BEARING BROACHER (clock & watch) alternate titles: broacher; pinner, jewel bearing

Operates lathe to finish holes drilled in partially processed jewel bearings: Inserts bearings in lathe chuck. Dips brass wire (broach) in diamond dust, inserts it into bearing hole, and rubs away high spots, working within tolerances of 0.0001 inch. Inspects holes with magnifying glass and measures them with gauges and micrometers. Bevels edges of holes.
GOE: 06.02.30 STRENGTH: L GED: R3 M2 L2 SVP: 5 DLU: 77
ONET CROSSWALK: 93953 Grinding and Polishing Workers, Hand


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