We are open for your calls Monday to Thursday 8.30am - 5pm and Fridays 8-30am-4pm last orders for guaranteed same day dispatch 3.30pm

Drill Service logo
Drill Service

CDRA - HSS American Standard Centre Drills

HSS Centre Drill Radius Type The special profile of the Radius Type Centre Drill makes it more robust than the standard 60 degree Centre Drill. The Radius eliminates the risk of breakage, it provides an exact bearing and serves as a protective Chamfer..

Use Centre Drills to provide the precision, geometry and protection of the holes to provide improved quality in further maching operations and to optimise your machining performance.

ISO NFE 66051 - R DIN 33 -R JIS-1

Full Range Specification

Info

Part No

Description

O/A
Length
mm
Shank
Dia
mm
Point
Angle
Working
Length
mm
Pilot
Dia
mm
Taper
In
Deg

In Stock

Price

Qty

Add

CD-#1R

3/64x1/8 (Radius Type)

313.1711841.1960

0

£9.42

CD-#2R

5/64x3/16 (Radius Type)

474.7611861.9860

0

£9.02

CD-#3R

7/64x1/4 (Radius Type)

506.3511882.7760

0

£9.42

CD-#4R

1/8x5/16 (Radius Type)

547.93118103.1760

2

£10.63

CD-#5R

3/16x7/16 (Radius Type)

7011.11118134.7660

0

£17.71

CD-#6R

7/32x1/2 (Radius Type)

7612.7118135.5560

0

£19.00

CD-#7R

1/4x5/8 (Radius Type)

8215.87118186.3560

0

£28.85

CD-#8R

5/16x3/4 (Radius Type)

8919.05118207.9360

0

£51.63