ATI403 SERIES, Spotfacers

BACK SPOTFACER / REVERSE COUNTERBORE CUTTERS

4 CUTTING EDGES, .030 CORNER RADII


For reverse spotfacing and counterboring in confined areas where one piece straight shank tools cannot be used. Designed with four cutting edges with .030 corner radii. Used with ATI404 Series Pilots.

Recognized throughout the industry as a leading producer of quality cutting tools, ATI Tools give the industry tools that are designed for high-rate production in the full range of metals used in aircraft manufacturing and maintenance.

The tools contained in this section are made of the finest tool steel and carbides. The cutters are carefully heat-treated, precision ground for correct cutting angles and proper clearance, then thoroughly checked to ensure accurate cutting without chatter. After final inspection, all tools are dipped in a protective plastic coating for shipment and storage.

A variety of microstop countersink units and accessories have been designed to present a versatile selection of tools for all working surfaces and areas.

PART # LEGACY # BODY DIAMETER PILOT HOLE CORNER RADIUS
ATI403A AT403A 1/4″ 3/32″ .03R
ATI403B AT403B 1/4″ 1/8″ .03R
ATI403C AT403C 5/16″ 1/8″ .03R
ATI403D AT403D 5/16″ 5/32″ .03R
ATI403E AT403E 3/8″ 3/16″ .03R
ATI403F AT403F 3/8″ 5/32″ .03R
ATI403G AT403G 7/16″ 3/16″ .03R
ATI403H AT403H 7/16″ 5/32″ .03R
ATI403I AT403I 1/2″ 3/16″ .03R
ATI403J AT403J 1/2″ 1/4″ .03R
ATI403K AT403K 9/16″ 3/16″ .03R
ATI403L AT403L 9/16″ 1/4″ .03R
ATI403M AT403M 5/8″ 1/4″ .03R
ATI403N AT403N 5/8″ 5/16″ .03R
ATI403O AT403O 11/16″ 1/4″ .03R
ATI403P AT403P 11/16″ 5/16″ .03R
ATI403Q AT403Q 3/4″ 1/4″ .03R
ATI403R AT403R 3/4″ 5/16″ .03R
ATI403S AT403S 7/8″ 5/16″ .03R
ATI403T AT403T 7/8″ 3/8″ .03R
ATI403U AT403U 1″ 5/16″ .03R
ATI403V AT403V 1″ 3/8″ .03R
ATI403W AT403W 1-1/2″ 3/8″ .03R
ATI403X AT403X 1-1/2″ 1/2″ .03R

 

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