TOOL TERMS, PLAINLY EXPLAINED
Plain-English definitions for tool specs, battery terms, accessories, and compatibility language, written to help you compare products without extra jargon.
GLOSSARY START
GlossaryTable-saw kickback can throw a workpiece toward the operator. Learn how riving knives, splitters, and anti-kickback pawls differ—and why they are only part of a complete setup.
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Glossary
Grit is only part of a sanding product. Backing controls strength and flexibility, coat density affects loading and finish, and the attachment system must match the pad.
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Glossary
Lumens describe total visible-light output, lux describes light reaching a surface, and candela describes intensity in a direction. CCT and CRI address color appearance and rendition.
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Glossary
Fastener grade and metric property class describe standards-based mechanical properties; embedment and base material shape how an anchor performs. Learn what must match before installation.
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Glossary
A hole saw cuts the ring, a pilot bit starts and guides the cut, and the arbor or mandrel connects the assembly to the drill. Learn what must...
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Glossary
A battery fuel gauge estimates state of charge, while the battery management system watches operating conditions. Learn what a hot/cold delay means and why an indicator is not...
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Glossary
Fastening and breakaway torque describe different manufacturer tests. Electronic clutches can limit some reaction events, but an impact wrench is not a substitute for final torque verification.
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Glossary
Tank gallons describe stored-air capacity, while CFM at a stated PSI describes delivery. Duty cycle and the regulator determine whether a compressor fits the work pattern.
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Glossary
Blow force combines a blower's delivered airflow into a force figure, while nozzle shape and boost mode can change how that airflow feels and how long a battery...
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Glossary
SDS-Plus and SDS-Max are different rotary-hammer tool-holder systems. Learn how the shanks and drill, hammer-drill, and chisel modes affect bit fit and project choice.
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Glossary
GFCI protection, equipment grounding, and double insulation reduce different electrical risks. Learn what each term means before choosing a tool or extension cord.
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Glossary
dBA describes A-weighted sound level, while NRR is a laboratory label for a hearing protector. Neither number alone tells you a person's actual exposure or protection.
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