Longlife & Speed auger drill bit assortment, effective length 390 mm 6 pieces
Auger drill bit Longlife & Speed ass. 390mm 6pcs.
DRLBIT-AUGER-SORT-LS-6PCS-390MM
ZEBRA
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Significantly longer service life compared to conventional auger drill bits
- Special surface treatment
- Offset drill head
- Specially adapted taper tap geometry
- Newly developed thread tip
Ideal in softwoods and all hardwoods (even in exotic hardwoods, such as Azobé/Bongossi)
Newly developed thread tip
Minimum force required due to independent feed with even less friction
New edge geometry
Perfect chip removal and directional stability for deep holes
Optimised spiral flute geometry
Hexagon shank (above 7 mm diameter)
- No twisting in the drill chuck: faster, more comfortable working
- Optimum transmission of forces
- Protection of the drill chuck from damage
- Little effort required to open and close the drill chuck
Saves time
By using the Würth push-on countersink (above 12 mm diameter), drilling and countersinking are possible in one work step
Larger effective lengths
The Würth extension can be used from a diameter above 22 mm
Available exclusively from Würth
Datasheets(X)
Working length | 390 mm |
Number of pieces in assortment/set | 6 PCS |
Rotation speed table | |||
Diameter [in mm] | Softwood (overall length>320 mm) | Softwood (overall length<320 mm) | Hardwood |
6 | 1000 rpm | 1400 rpm | 800 rpm |
8 | 1000 rpm | 1400 rpm | 800 rpm |
10 | 1000 rpm | 1200 rpm | 600 rpm |
12 | 1000 rpm | 1100 rpm | 600 rpm |
14 | 1000 rpm | 1000 rpm | 600 rpm |
16 | 900 rpm | 900 rpm | 500 rpm |
18 | 800 rpm | 800 rpm | 500 rpm |
20 | 700 rpm | 700 rpm | 400 rpm |
25 | 600 rpm | 600 rpm | 300 rpm |
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VVVV = 4 digits for prefix number (please note that the first digit is currently always 0)
AAA = 3 digits for dimension part 1
BBB = 3 digits for dimension part 2
Example article number structures:
Example 1: Screw with dimensions of 4x10 mm:
VVVVAAABBB
00574 10 (2 spaces between the 4 and the 10)
Example 2: Screw with dimensions of 10x20 mm:
VVVVAAABBB
005710 20 (1 space between the 10 and the 20)
Example 3: Flat washer with an internal diameter of 6 mm:
VVVVAAABBB
04076
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