Page 834 - Benma | Blue book 5.0

Taps, thread formers Tel. +41 44 736 63 63 • Fax +41 44 736 63 00 • sales@brw.ch
1 63720 Tap drill DC
Whitworth thread
HSS-E W C Z
2-3 3
P K N
≤ 850 Cu
AI≥4%Si
Bottoming tap, can also be used as single cutter, HSS-E, up to 1.5 x d, ISO 529.
Power class N
For normal materials.
Cut length: 2 x P.
Hole type
For through and pocket holes. N
Designs
W 3/16...3/8“: N1110-3, reinforced shaft.
W 7/16...1“: N1210-3, falling-through shaft.
Order ID d P Standard L a d d1 l l3 Ø Z
in mm mm mm mm mm mm mm
163720.0100 W 3/16“ 24 529 58 4 4.76 5 16 25 3.6 3
163720.0200 W 1/4“ 20 529 66 5 6.35 6.3 19 30 4.9 3
163720.0300 W 5/16“ 18 529 72 6.3 7.93 8 22 35 6.4 3
163720.0400 W 3/8“ 16 529 80 8 9.52 10 24 39 7.7 3
163720.0500 W 7/16“ 14 529 85 6.3 11.11 8 22 - 9.1 3
163720.0600 W 1/2“ 12 529 89 7.1 12.70 9 24 - 10.3 3
163720.0700 W 5/8“ 11 529 102 10 15.87 12.5 32 - 13.3 3
163720.0800 W 3/4“ 10 529 112 11.2 19.05 14 33 - 16.2 3

1 63800 Tap drill DC
NPT pipe thread, conical
HSS-E NPT C Z
2-3 3-7
P K N
≤ 850 Cu
AI≥4%Si
N410-3, with straight grooves, HSS-E, works standard with falling-through DIN shaft.
Power class N
For long- and short-chipping materials with a tensile strength of Rm > 350...1000 N/mm2. N
Cut length: 2 x P.
Hole type
For through and pocket holes.
Bore conical 1:16, bore cylindrically according to d and ream conically according to D.
NPT reamer: see 182670.
Order ID d P L l a d D max. D min. d1 Z
in mm mm mm mm mm mm mm
163800.0100 NPT 1/16“ 27 71 13 5.5 6 6.505 6.413 7 3
163800.0200 NPT 1/8“ 27 71 13 6.2 8.3 8.852 8.76 8 5
163800.0300 NPT 1/4“ 18 80 20 9 10.8 11.483 11.397 11 5
163800.0400 NPT 3/8“ 18 90 20 9 14.2 14.922 14.836 12 5
163800.0500 NPT 1/2“ 14 100 26 12 17.5 18.419 18.333 16 5
163800.0600 NPT 3/4“ 14 110 26 16 22.8 23.764 23.678 20 5
163800.0700 NPT 1“ 11.5 125 32 20 28.65 29.812 29.726 25 5
163800.0800 NPT 1 1/4“ 11.5 125 32 24 37.4 38.569 38.483 32 5
163800.0900 NPT 1 1/2“ 11.5 140 32 29 43.45 44.638 44.552 36 5
163800.1000 NPT 2“ 11.5 160 32 29 55.5 56.676 56.59 36 7

Brütsch/Rüegger Tools Ltd. • Heinrich Stutz-Strasse 20 • P.O. Box • CH-8902 Urdorf • www.brw.ch 825