Tool Glossary

Powered-off table saw with riving knife, splitter and guard assembly, anti-kickback pawls, fence, and push stick displayed safely.

Kickback, Riving Knife, Splitter, and Anti-Kick...

Table-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.

Kickback, Riving Knife, Splitter, and Anti-Kick...

Table-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.

Sanding discs and sheets showing different backings, abrasive coat spacing, and attachment systems.

Abrasive Backing, Open vs. Closed Coat, Hook-an...

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.

Abrasive Backing, Open vs. Closed Coat, Hook-an...

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.

Flood, area, and spot work lights arranged to compare output, beam direction, and color terms.

Lumens, Lux, Candela, CCT, and CRI Explained

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.

Lumens, Lux, Candela, CCT, and CRI Explained

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.

Inch and metric fasteners with several anchor types beside wood, concrete, and hollow-wall samples.

Fastener Grade, Property Class, Embedment, and ...

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.

Fastener Grade, Property Class, Embedment, and ...

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.

Hole saw cup, pilot bit, arbor, and drill chuck arranged in assembly order on a workbench.

Hole Saw, Pilot Bit, Mandrel, and Arbor Explained

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 match before...

Hole Saw, Pilot Bit, Mandrel, and Arbor Explained

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 match before...

Cordless battery, charge gauge, and matching charger arranged to explain battery status and temperature delay terms.

State of Charge, Fuel Gauge, BMS, and Hot/Cold ...

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 a runtime...

State of Charge, Fuel Gauge, BMS, and Hot/Cold ...

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 a runtime...