Page 231 - Roberston & Sinclair Catalogue

Drilling and Boring
Dowel Bits
Product
Machine / Application
l Stationary boring machines
l Automatic boring machines. l CNC machining centres.
l For drilling of through holes
and dowel holes in solid woods, wood-based panels and composite materials
Design
Advantages Notes
High-Performance Dowel Bits with Solid Carbide Body
Drawing
Ideal for compact Laminate & Trespa & Dense materials
D L2 d
L3
L1
l l l l
special cutting edge geometry 2 spurs
Spiral with back guide.
Boring part made from solid tungsten carbide
l l l
Special tooth geometry and spurs for minimal cutting force and cutting pressure Protection of the hole edge upon exiting thanks to spiral with back guide
High feed rates and large resharpenable area thanks to solid carbide bit
R/H PART NO.
l Adjusting screw: Ident-No. 001600 M5x10 DIN 551 for precise length adjustment, Ident-No. 181520 M5x11,5 for Weeke quick-change chuck.
l Clamping element: combi chuck, quick-change chuck. l Tooth geometry applied for
patent
l Change of grinding or reduct-
ion of diameter is not possible
L/H PART NO.
Tungsten Carbide [HW]
Man
5 36 10 30 70 LEU182824 LEU182825
6 36 10 30 70 LEU182826 LEU182827
8 36 10 30 70 LEU182828 LEU185776
10 36 10 30 70 LEU185777
Product
Machine / Application
l Portable boring machines.
l Automatic boring machines. l CNC machining centres.
l For chip-free drilling of
dowel holes in solid woods and wood-based panels.
THREAD DIA mm
Design
Advantages
Notes
l For coordination with machines see section Clamping Systems.
Dowel Bits Threaded Shank
Drawing
l 2 negative spurs. l l Centering point.
l Spiral with back-guide. l l Plastic coated.
Chip-free hole edges thanks to negative spurs. Safe drilling thanks to centering point.
l Threaded shank. l HW-tipped.
Lth
l Optimum chip evacuation thanks to plastic coating.
R/H PART NO
l High stability thanks to threaded shank for direct clamping onto the boring spindle.
L/H PART NO
Tungsten Carbide [HW]
MAN
M10 5 63 LEU167698 LEU167697
M10 6 63 LEU160574 LEU160576
M10 8 63 LEU160575 LEU160577
M10 10 63 LEU160583 LEU167585
M10 12 63 LEU167702 LEU167701
PHONE 0800 866 546 EMAIL sales@rands.co.nz WEB www.RandS.co.nz
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