wera_05104650001
wera_05104650001
wera_05104650001
wera_05104650001
wera_05104650001
wera_05104650001

WERA 846/8 countersink bit set 8-piece - 05104650001

Supplier number: WERA 05104650001 | EAN 4013288111678
Recommended Retail Price €208.59
92.40 tax incl.
€76.36 excl. VAT (incl. all environmental contributions)
On order: delivered from 17/10/2026
box

  • Ordered before 20:00 - delivered as of 17/10/2026
  • Shipping costs €6.99 VAT included | Free shipping for orders over a total amount of 125 euros
  • Delivery by DHL
  • Delivered from Belgium

Clean countersinking and deburring

Practical benefits
  • Smooth cuts with Wera: The three cutting edges provide chatter-free operation and ensure flawless chip removal across various materials.
  • Fast tool-free bit changes: The integrated Rapidaptor quick-release chuck allows you to switch between bits instantly using one hand.
  • Manual and machine compatibility: Use the standard 1/4" hex drive effortlessly in the ergonomic hand holder or your cordless drill.

In a nutshell

The right choise for

With the Wera 846/8 countersink bit set, you deburr and countersink drilled holes cleanly, smoothly, and without chatter marks. The six countersink bits with 3 cutting edges and a 90° angle according to din 335-C provide optimal chip removal and ensure screw heads sit perfectly flush in wood, plastic, and metal. Thanks to the included 816 r Kraftform hand holder and 888/4/1 k Rapidaptor universal bit holder, you switch seamlessly between precise manual deburring and machine-driven countersinking with your cordless drill. The Rapidaptor quick-release system allows tool-free, one-handed bit changes across standard 1/4" hex connections, keeping your assembly work fast and controlled on site or in the workshop.



€92.40
tax incl.

Product information

Key features according to our expert

  • Milling type: Countersink cutter

Scope of delivery

  • 846/8 3-flute Countersink Bits Set, 8 pieces
  • 1x 816 R Bitholding screwdriver with Rapidaptor quick-release chuck: 1/4" x 119 mm
  • 1x 888/4/1 K Rapidaptor Universal Bit Holder: 1/4" x 50 mm
  • 6x 846 3-flute Countersink Bit: 6.30x31 mm, 8.30x31 mm, 10.40x34 mm, 12.40x35 mm, 16.50x40 mm, 20.50x41 mm

Product description

8-piece countersink bit set in a stable plastic box for deburring, chamfering and countersinking. The finely-tuned material elasticity provides for great durability. Perfect chip removal and a low tilt risk ensure pleasant working. Cutting section as per DIN 335-C, 90° with 3 cutters. High quality, ergonomic bit holder equipped with a magnet. The Rapidaptor quick-release chuck ensures rapid bit change without any extra tools. 1/4" hexagon, suitable for holders with take-up as per DIN ISO 1173-D 6.3.

  • Ideal for mobile repair and assembly work
  • Rapid, uncomplicated change between drill, countersinking or screwdriving bit
  • 1/4" drive suitable for power screwdrivers
  • For deburring, chamfering and countersinking
  • In practical and robust plastic box
8 pieces in robust case1 Kraftform quick release bitholding screwdriver 816 R1 universal bit holder 888/4/1 K Rapidaptor suitable for power tools and electronic drills; countersink bits with 1/4" drive suitable for power tools with DIN ISO 1173-D 6,3 receiver

Features and benefits

  • 3-flute countersink bits, 90°
    • Application: Deburring, chamfering and countersinking
    • 1/4" drive suitable for holders as per DIN 3126-D 6.3 (ISO 1173)
    • Hexagon shaft for very high torque transfer
    • HSS = high speed steel
    • Finely adjusted material elasticity for long service life
    • 3 tips
    • Excellent centring properties
    • Straightforward cutting
    • Perfect chip removal
    • Low jamming risk
    • Precise return control
    • High corrosion protection
  • The basic idea for the prototype of the Kraftform handle - that the hand should dictate the design - has, right through to today, proved to be correct. In cooperation with the internationally recognised Fraunhofer IAO Institute, Wera developed a screwdriver handle designed to match the shape of the human hand as long ago as the 1960s. After a long development phase, the Wera Kraftform handle was launched to the market in 1968. It has been optimised through the years with new technologies, but has kept its proven shape. After all, the human hand has not changed either.
  • Lightning-fast bit change without any extra tools. One-handed operation. With fast-rotating sleeve for easy wielding of the screwdriver.
  • The bit can be pushed into the adaptor without moving the sleeve. The lock is activated automatically as soon as the bit is applied to the screw. Bits are held securely and wobble-free.
  • Simply push the sleeve forward to change the bit. The spring mechanism lifts the bit off the magnet and unlocks the tool. The bit can be easily removed. The rapid-out function makes it easy to remove even the smallest bits without extra tools.
  • The Rapidaptor quick-release chucks hold 1/4" DIN ISO 1173-C 6,3 and E 6,3 as well as Wera series 1 and 4 bits.
  • Every function of the Rapidator quick-release chuck, such as inserting or releasing bits, can be carried out with one hand. This is faster, more economical and more ergonomic. There are no unnecessary manoeuvres.
  • The free-turning sleeve allows screw steadying at the start of the screwdriving process. This makes it easier to apply the tool to the screw and prevents slipping. It can also be used as a short extension for 1/4" applications e.g. in combination with the Wera Zyklop Ratchets.

All Features

Milling type
Countersink cutter
  • Brand WERA
  • EAN 4013288111678
  • Supplier number WERA 05104650001

Frequently asked questions about this product

Answered by specialists
Which countersink sizes are included in this set?
The set includes six 846 3-flute countersink bits in sizes 6.3 mm, 8.3 mm, 10.4 mm, 12.4 mm, 16.5 mm, and 20.5 mm.
Which bit holders are supplied with the set?
It includes an 816 R Kraftform bit-holding screwdriver handle (119 mm) and an 888/4/1 K Rapidaptor universal bit holder (50 mm).
Can these countersink bits be used in power screwdrivers and drills?
Yes, with standard 1/4" hexagon shanks, they fit both the included hand holder and cordless drills or screwdrivers.
What is the countersink angle of these bits?
The bits feature a 90° cutting angle according to DIN 335-C, ideal for deburring, chamfering, and countersinking.
How does the Rapidaptor quick-release chuck work?
It features push-in self-locking and single-handed bit release by sliding the sleeve forward, allowing tool-free changes.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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