Sq.Recess No.1 Insert Bit

Square Recess Bit:&Nbsp; No. 1 (Length: 25 Mm)

Packaging:&Nbsp;Bulk (Sold Per Piece)

&Nbsp;

A Robertson, Also Known As A Square Or Scrulox Screw Drive Is Specified As Ansi
Type Iii Square Centre And Has A Square Shaped Socket In The Screw Head And A Square
Protrusion On The Tool. Both The Tool And The Socket Have A Slight Taper.

As Patents Expired And Awareness Of Their Advantages Spread, Robertson Fasteners
Have Become Popular In Woodworking And In General Construction. Robertson Screw
Bits Are Easy To Use One Handed, Because The Tapered Socket Tends To Retain The
Screw, Even If It Is Shaken.

Universal Hexagonal Shaft In 6,35 Mm (&Frac14; Inch)