Black and Decker 71-081 Double Ended Screwdriving Bit Set, 10-Piece

Black and Decker 71-081 Double Ended Screwdriving Bit Set, 10-Piece Review

Black and Decker 71-081 Double Ended Screwdriving Bit Set, 10-Piece Feature

• Ten-piece double-ended screwdriving bit tip set
• Bit-tip bar fits easily into a tool box, work belt pocket, or drawer
• Part number: 71-081
• Includes Phillips, slotted, square, and star bit tips
• Ideal for common projects around the home and yard

The Black and Decker 71-081 10 10-Piece screwdriving bit tip set features 10 double ended screwdriving bit tips in a bit tip bar that fits easily in a tool box, pocket or drawer. sizes and quantities included: (1)Phillips no.1 and slotted no.6; (4) Phillips no.2 and slotted no.8; (1)Phillips no.3 and slotted no.10; (1) star no.10 and square no.1; (2) star no.15 and square no.2; (1) star no.20 and square no.3.

Starrett 13F Inch Reading Double Square Complete, With Graduated, Bevel And Drill Grinding Blades, 6" Size

Starrett 13F Inch Reading Double Square Complete, With Graduated, Bevel And Drill Grinding Blades, 6" Size Review

Starrett 13F Inch Reading Double Square Complete, With Graduated, Bevel And Drill Grinding Blades, 6" Size Feature

• Graduation: 1/8", 1/16", 1/32", 1/64"

A drill grinding blade is beveled to 59 degree for drill grinding on one end and 41 degree (the cutting angle of countersinks for machine screws) at the other. Both ends have quick-reading 1/64" grads. and the graduation is located to measure perpendicularly to the axis of the drill. By reading the graduations, the center point can be easily and accurately located.