Power Tools Tech Cell

Depressed-center grinding wheel safety—test your knowledge

Do you use portable grinders with depressed-center wheels? Are you following the proper safety guidelines? Take this 10-question test and find out.

Are cordless hand tools ready for metal fabricating?

Odds are people laughed at the idea of a cordless hand tool ever replacing a corded tool on an assembly line, but the sight of a bank of charging stations at a major manufacturing plant is increasingly common. With that in mind, could more cordless tools be found on the fabricating shop floor in the future?

A guide to portable magnetic drills

On-site hole-making is a common fabrication activity, but not much thought is given to the tool used for the job. As with any job, the right tool can make a real difference in how smoothly the operation goes.

Choosing a gouging method

Plasma gouging and air carbon-arc gouging have their advantages and disadvantages. The most distinct differences are in cost, fume production, and necessary postcutting operations.

Abrasives that make the grade

Efficient and economical metalworking, from cut-off and grinding operations to blending welds to final finishing, depends on selecting abrasives of the right kind and grade and using them safely.

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Lightweight grinders made for metalworking

Metabo Corp. offers two lightweight angle grinders for cutting, grinding, and deburring in the repair, maintenance, and metalworking industries. The W720 weighs 4.4 lbs. and has a maximum wheel diameter of 4.5 in. It features a 6.5-amp motor with 720 W of power, 14 in.-lbs. of torque,...

Lightweight grinders made for metalworking

Metabo Corp. offers two lightweight angle grinders for cutting, grinding, and deburring in the repair, maintenance, and metalworking industries. The W720 weighs 4.4 lbs. and has a maximum wheel diameter of 4.5 in. It features a 6.5-amp motor with 720 W of power, 14 in.-lbs. of torque,...

Needle scalers deliver high power with low vibration

CS Unitec has introduced a line of low-vibration needle scalers with an optional dust shroud. The Trelawny™ Vibro-Lo™ VL series is designed to remove coatings and corrosion and clean other accumulated materials from metal surfaces. According to the company, the machines offer 7 times less...

Nibbler's free-floating punch design extends use time

Kett Tool Co. has introduced the KL-2020 14-ga. nibbler. The lightweight, wrench-free tool features a rotating head and a die designed for maneuverability in cutting sheet metal. The tool can be locked into four different positions in 90-degree increments. A twist of the hand changes the...

Solid carbide chamfering drills process variety of materials

Walter USA LLC has introduced two Titex solid carbide chamfering drills. The X•treme Step 90 is available in two versions: the type 99 with internal coolant and the type 79 without. Both feature a four-margin design, suitable for entering in uneven surfaces up to 5 degrees, uneven...

Cordless cutoff tool uses brushless motor

The Hilti AG 500-A18 cordless cutoff tool is the first with a brushless motor, the company states. The 18-V tool can cut or grind almost any type of metal, including strut, cast-iron pipe, steel, stainless steel, steel angle iron, flat steel, I-beam, conduit, rebar, threaded rod, decking,...