Page 898 - Benma | Blue book 5.0

HSS countersinks Tel. +41 44 736 63 63 • Fax +41 44 736 63 00 • sales@brw.ch
176800 Single-groove countersink 90°

HSS-E Z
1

P M N
≤ 850 ≤ 900 Cu, AI

HSS-E, Single-edged cutter, cylindrical, tapered tip.
Order ID d Range Ø Shaft Ø L Z
mm mm mm mm
176800.0300 15 2...15 10 65 1
176800.0400 20 2...20 10 73 1
176800.0500 30 3...30 12 82 1
176800.0600 40 3...40 15 92 1
176800.0700 50 3...50 15 100 1
176810 Single-groove countersink 60°
HSS-E Z
1

P M N
≤ 850 ≤ 900 Cu, AI

HSS-E, Single-edged cutter, cylindrical, tapered tip.
Order ID d Range Ø Shaft Ø L Z
mm mm mm mm
176810.0300 15 2...15 10 65 1
176810.0400 20 2...20 10 73 1
176810.0500 30 3...30 12 82 1
176810.0600 40 3...40 15 92 1
176810.0700 50 3...50 15 100 1
176820 Countersink and deburring tool 90°
HSS-E

P N
≤ 850

HSS-E, with angled hole.
Application: Countersinking and deburring. The special relief grind ensures quiet, rattle-free work.
Especially suited for soft, long-chipping materials, such as aluminium or thermoplastic plastics.
Order ID d Range Ø Shaft Ø L
mm mm mm mm
176820.0100 10 2...5 6 45
176820.0200 14 5...10 6 56
176820.0300 21 10...15 10 67
176820.0400 28 15...20 12 90
176820.0500 35 20...25 15 106

177080 Flat countersink
HSS-E

P M K N
≤ 850 ≤ 900 Cu, AI

For through holes, fine, DIN 373, HSS-E, with straight shank and fixed pilot journal.
Order ID for thread D d1 d2 L l1
mm mm mm mm mm
177080.0100 M1 2.2 1.1 2.2 45 7
177080.0200 M1.2 2.5 1.3 2.5 45 7
177080.0300 M1.4 2.8 1.5 2.8 45 7
177080.0400 M1.5...M1.6 3.3 1.7 3.3 56 10
177080.0500 M1.7 3.8 1.8 3.8 56 10
177080.0600 M2 4.3 2.2 4.3 56 10
177080.0700 M2.3...M2.5 5 2.7 5 56 10

Brütsch/Rüegger Tools Ltd. • Heinrich Stutz-Strasse 20 • P.O. Box • CH-8902 Urdorf • www.brw.ch 889