Drillco® Combined Centre Drill & Countersink, #18, 5/16" Small Diameter, 3/4" Large Diameter, High Speed Steel First Aid / Fire Protection making recycling easy and environmentally

making recycling easy and environmentally responsible

ensures optimal temperature regulation and safety

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Highlights LR03 / AAA — 1

1 Disposal Bag

Drillco® Combined Centre Drill & Countersink, #18, 5/16" Small Diameter, 3/4" Large Diameter, High Speed Steel First Aid / Fire Protection making recycling easy and environmentallyWhen metal parts are machined on centres as in turning or cylindrical grinding, it is always necessary to drill and countersink the centre holes to serve as seats or bearings in the machine centres Specifications Material High Speed Steel Number Size #18 Small Diameter 5 16" Decimal Size 0. 3125" Large Diameter 3 4" Countersink Angle 60 Overall Length 3 1 2" Finish Bright Type Bell Country Of Origin China