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TOP DRILL M1™ • TopSTEP Chamfer and Counterboring Inserts
TOP DRILL M1™ • TopSTEP Chamfer and Counterboring Inserts
TOP DRILL M1™ • TopSTEP Chamfer and Counterboring Inserts
TOP DRILL M1™ • TopSTEP Chamfer and Counterboring Inserts

Modular Drills

TOP DRILL M1™ • TopSTEP Chamfer and Counterboring Inserts

Metric
Inch
SAP Material Number 5983703
ISO Catalog Number SXHX070308R20
ANSI Catalog Number SXHX070308R20
Grade WP20PH
[D] Insert IC Size 7.9370
[D] Insert IC Size .3120
[D1] Insert Hole Size 2.8500
[D1] Insert Hole Size .1122
[S] Insert Thickness 3.1800
[S] Insert Thickness .1250
[Rε] Corner Radius 0.8000
[Rε] Corner Radius .0310
[Clearance Angle Major 11.000
Clearning Angle Minor 7.000
See all Product Variants

Uses and application

  • Counter Sinking/ Stroke ChamferingCounter Sinking/ Stroke Chamfering

Workpiece Material

P
M
K
S

Features and benefits

TopSTEP SH Conterboring Inserts
  • 90° insert can be positioned in alternative angles.

  • Very good chip forming and surface quality.

  • Two times indexable.

  • Stocked standards in six insert sizes.

Grades

  • WP20PH
    P
    S
    K
    M