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Which variable speed drill press would you buy?

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Basic time (Basic time)

What is the basic time

Machinery and equipment in order to work-based processes , working time from the basic time and auxiliary time two parts.

Basic time is the completion of the basic processing technology workers directly, so that the object of labor physical or chemical changes occur the time consumed. Such as machine manufacturing metal cutting, welding, casting and forging items of operating time, the metal metallurgical melting time, the sawing wood processing time, and so on.

Basic time so that the processing object is characterized in that the size, shape, location, status, appearance or change in the intrinsic nature of the amount of time, it is an object to be processed with each of the repeated change appears.

Classification of basic time

Basic time by the operator and the equipment of the degree of integration can be broken down as follows:

1, motor base time. In custody of workers by machines automatically complete the task of processing time consumed. Such as the automatic machining tool path time, automatic weaving looms time, automatic printing paper printing time, and so on. Workers in the motor can be implemented within the time cross-operation or machine unattended. The higher degree of automation machinery and equipment, motor longer to implement cross-operation or the greater the likelihood the machine unattended.

2, machine hand and move the base time. Workers directly manipulating equipment to complete the task of processing time consumed. Such as machining in manual feed cutting, drilling workers manipulate Manual Feed Drilling, construction piling piling piling machine manipulation and so on.

3, the basic time manually. Workers. Rely on hand or with the aid of simple tools to complete the task of processing time spent. If fitter scraping the surface with a spatula time, electrician install electrical parts with a screwdriver time, bricklayer wiping marl time, and so on.

4, the basic time unit. Custody of the workers, the processing target container in a device, the device will be some kind of "energy" (such as electricity, heat, water ) acting on the object to be processed, and to bring about a change of the time consumed. Such as heat treatment, surface treatment time in the blast furnace steel smelting time, and so on.

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Buffalo Tools 16 Speed Drill Press
Home Improvement (Buffalo Tools)
2006-11-30 10:48:01 by Dove2

New drill press might not be as good

There are so many older units around that are SO MUCH BETTER than newer units, it's hard to go shopping like this. But if you have to buy new and don't want to risk Craftsman or Delta, some users have given good reviews to a couple of the Harbor Freight models - such as the ITEM 38142-6VGA, a drill press with umpteen speeds and a motor that lasts more than ten minutes.
BUY LOCAL is my advice. And figure on $200 minimum if you have to buy new. The Ryobis have terrible reps for runout and Delta quality control is slipping. So's Sears. Home Depot is backing off big Ridgid tools so check twice before investing a huge amount

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