The HSS-Co 5% Countersink 6 Piece Set features high performance, multi flute countersinks in various sizes.

Features and Benefits
• Manufactured from high speed steel and cobalt for improved strength
• Straight shank design with bright finish for improved performance on ductile metals
• Supplied in a robust carry case for easy and secure portability
• straight shank design
• 90° ground flute angle provides optimal cutting performance with an inclusive angle of 90°

Standards
• Manufactured to BS328:Part 5:1983

Contents
• 1x 8, 10, 12.5, 16, 20 and 25mm

Typical Applications
Deburring
Chamfering

SwissBurr hand deburring tools are a fast effective and efficient way of deburring holes, slots and edges. Swiss Burr is a totally modular system of interchangeable handles, holders and blades designed to cover all applications. A choice of HSS or carbide blades, countersinks and scrapers are available to suit your specific application. Swiss Burr blades are also interchangeable with commonly available brands including Kennedy, Noga, Ruko, Seco, Snap-Tap and Stellram.

F12 - HSS countersink for hole edges up to 12mm dia.
F20 - HSS countersink for hole edges up to 20mm dia.
F30 - HSS countersink for hole edges up to 30mm dia.

Manufactured from M35 HSS and used for the deburring and chamfering of most metals and plastics. Features straight shanks and manufactured to BS 328 : Part 5 : 1983.

• Single hole head with nclusive angle of 90° for excellent cutting performance
• Manufactured from M35 HSS for increased toughness
• Uncoated with good heat and wear resistance

Typical Applications
•Countersinking

Standards
• Manufactured to BS 328 : Part 5 : 1983

Cut 6 Double Cut Crosscut and double cut to improve control and chipbreaks. Manufactured from high grade tungsten carbide for general-purpose use.

Features and Benefits
• Manufactured from high grade tungsten carbide for increased toughness
• Cut 6 double cut improves cutting control and chipbreaks
• Suitable for deburring and polishing applications

Typical Applications
• Deburring
• Polishin
• Cast iron
• Cast steel
• Carbon steel
• Alloy steel
• Stainless steel
• Materials up to HRC65 hardness

Notes
• Work piece and tools should always be steady and well supported
• Carbide burrs are not suitable for 'milling' large amounts of material, they are for light stock removal and high revolutions 'LOW FEED - HIGH SPEED'
• Always ensure that at least 70% of the shank length is clamped by the collet or chuck of the tool being used
• Always ensure that the tool is rated to the recommended operating speed of the burr