Page 823 - Benma | Blue book 5.0

Taps, thread formers Tel. +41 44 736 63 63 • Fax +41 44 736 63 00 • sales@brw.ch
1 63000 Tap drill DC
UNC thread
HSS-E UNF 2B B Z
3.5-5.5 3-4
N
Cu, AI

Straight grooves and progressive tap, HSS-E, tolerance field 2B.
Power class N
For long-chipping materials with a tensile strength of Rm > 350...1000 N/mm2.
Cut length:
N UNF 0...3: 2.5 x P
UNF 4...1 1/2: 4 x P.
Hole type For through holes.
Designs
UNF 0...3: N320-3, reinforced shaft.
UNC 4...1/4“: N320-4, reinforced shaft.
UNC 5/16...1 1/2“: N420-4, falling-through shaft.
Order ID d P Standard L a d1 l l3 Ø Z
in mm mm mm mm mm mm
163000.0100 UNF 0 80 371 40 2.1 2.5 7 - 1.2 3
163000.0300 UNF 2 64 371 45 2.1 2.8 9 - 1.8 3
163000.0500 UNF 4 48 371 56 2.7 3.5 12 18 2.35 3
163000.0600 UNF 5 44 371 56 2.7 3.5 12 18 2.6 3
163000.0700 UNF 6 40 371 56 3 4 13 20 2.9 3
163000.0800 UNF 8 36 371 63 3.4 4.5 14 21 3.5 3
163000.0900 UNF 10 32 371 70 4.9 6 15 25 4.05 3
163000.1000 UNF 12 28 371 80 4.9 6 17 30 4.6 3
163000.1100 UNF 1/4“ 28 371 80 5.5 7 17 30 5.5 3
163000.1200 UNF 5/16“ 24 374 90 4.9 6 20 - 6.9 3
163000.1300 UNF 3/8“ 24 374 100 5.5 7 22 - 8.5 3
163000.1400 UNF 7/16“ 20 374 100 6.2 8 19 - 9.8 3
163000.1500 UNF 1/2“ 20 374 100 7 9 24 - 11.4 3
163000.1600 UNF 9/16“ 18 374 100 9 11 24 - 12.9 3
163000.1700 UNF 5/8“ 18 374 100 9 12 26 - 14.5 3
163000.1800 UNF 3/4“ 16 374 125 11 14 33 - 17.5 4
163000.1900 UNF 7/8“ 14 374 140 14.5 18 36 - 20.4 4
163000.2000 UNF 1“ 12 374 160 14.5 18 39 - 23.3 4
163000.2100 UNF 1 1/4“ 12 374 180 18 22 39 - 29.7 4
163000.2200 UNF 1 3/8“ 12 374 200 22 28 36 - 32.8 4
163000.2300 UNF 1 1/2“ 12 374 200 24 32 41 - 36 4

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