Page 775 - Benma | Blue book 5.0

Taps, thread formers Tel. +41 44 736 63 63 • Fax +41 44 736 63 00 • sales@brw.ch
1 60740 Tap drill DC
Metric ISO thread, left.
Left hand thread
HSS-E M LH ISO 2 C Z
(6H) 2-3 3
N
Cu, AI

Spiral grooves 40°, made of HSS-E, tolerance ISO2 / 6H.
Power class N
For long-chipping materials with a tensile strength of Rm > 350...1000 N/mm2.
Cut length: 2.5 x P.
Hole type: For blind hole.
Designs
N M3...M10: N360-3LH, reinforced shaft.
M12...M16: N460-3LH, falling through shaft.
Order ID d P Standard L a d1 l l3 Ø
mm mm mm mm mm mm mm
160740.0100 M3 0.5 371 56 2.7 3.5 5.5 18 2.5
160740.0200 M4 0.7 371 63 3.4 4.5 7.5 21 3.3
160740.0300 M5 0.8 371 70 4.9 6 9 25 4.2
160740.0400 M6 1 371 80 4.9 6 11 30 5
160740.0500 M8 1.25 371 90 6.2 8 12.5 35 6.8
160740.0600 M10 1.5 371 100 8 10 14 39 8.5
160740.0700 M12 1.75 376 110 7 9 14 - 10.2
160740.0800 M16 2 376 110 9 12 18 - 14
1 60750 Tap drill DC
Metric ISO thread, left.
Left hand thread
HSS-E VAP M LH ISO 2 C Z
(6H) 2-3 3
P M K
≤ 850 ≤ 900

Spiral flutes and V surface treatment, HSS-E, tolerance ISO2 / 6H.
Power class N
For long-chipping materials with tensile strength of Rm > 350...1000 N/mm2.
Length of taper lead: 2.5 x P.
Hole type: For blind holes.
N M3...M10: N360V-3LH, reinforced shank.
Version
M12...M16: N460V-3LH, reduced shank.
Order ID d P Standard L a d1 l l3 Ø
mm mm mm mm mm mm mm
160750.0100 M3 0.5 371 56 2.7 3.5 5.5 18 2.5
160750.0200 M4 0.7 371 63 3.4 4.5 7.5 21 3.3
160750.0300 M5 0.8 371 70 4.9 6 9 25 4.2
160750.0400 M6 1 371 80 4.9 6 11 30 5
160750.0500 M8 1.25 371 90 6.2 8 12.5 35 6.8
160750.0600 M10 1.5 371 100 8 10 14 39 8.5
160750.0700 M12 1.75 376 110 7 9 14 - 10.2
160750.0800 M16 2 376 110 9 12 18 - 14
160750.0900 M20 2.5 376 140 12 16 24 - 17.5

766 Brütsch/Rüegger Tools Ltd. • Heinrich Stutz-Strasse 20 • P.O. Box • CH-8902 Urdorf • www.brw.ch