The Forstner bit has an excellent lifespan when drilling precision holes. Its tooth-shaped design reduces friction and heat, leading to increased durability. The short centering tip of the precision drill features two main cutting edges and a peripheral cutting edge (toothed) for accurate results. The large chip-free zones facilitate optimized chip removal, further enhancing the drill's rapid drilling precision. It allows for smooth, splinter-free drilling of blind holes as well as drilling at edges and slopes, for example, for the installation of hinges, doweling, or removing knot holes. Suitable for drilling in softwood or hardwood, veneered wood, and non-laminated particle board. It is compatible with all drills with a 10 mm chuck. The 3-sided shank of the Forstner bit prevents slipping in the chuck. It is manufactured according to DIN 7483G, with a cutting edge hardness of at least 50 HRC. Diameter (D) mm: 50, overall length (L2) mm: 90, shank diameter (d) mm: 10.
Material application | Wood |
Length | 9 cm |
Drill diameter | 50 mm |
Metal type | Steel |
Item number | 8440917 |
Manufacturer | Bosch Professional Zubehör |
Category | Drill bit insert |
Manufacturer no. | 2608577021 |
Release date | 24.6.2022 |
Sales rank in Category Drill bit insert | 49 of 33202 |
External links |
Colour | Black, Silver |
Exact colour description | Black, Silver |
Metal type | Steel |
Material group | Metal |
Material | Steel |
Drill Type | Forstner bits |
Material application | Wood |
Tool holder | Auger |
DIN standard | DIN 7483 |
Suitable for | Hardwood, Softwood, Wood |
Suitable for | Wood |
borehole size | 50 mm |
Country of origin | China |
Manufacturer commitment | SBTi |
CO₂-Emission | |
Climate contribution |
Scope of delivery | 1 piece |
Items per sales unit | 1 x |
Drill diameter | 50 mm |
Shaft diameter | 10 mm |
working length | 90 mm |
Length | 9 cm |
Width | 1 cm |
Height | 14 cm |
Weight | 220 g |
Length | 13 cm |
Width | 6.20 cm |
Height | 6.20 cm |
Weight | 222 g |
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