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The Rennie Tools 10pc 7.5mm HSS Gold Cobalt Jobber Drill Bit Set is engineered for professionals and serious DIYers tackling tough metals like stainless steel and cast iron. Made from high-grade M35 alloyed HSS with 5% cobalt, these drill bits offer exceptional hardness, heat resistance, and precision. Featuring a 135° split point for faster, cleaner drilling without pre-punching, this set delivers reliable performance across a wide range of materials, all neatly packed in a durable case.









| ASIN | B07DLYZ3SD |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 1,124 in DIY & Tools ( See Top 100 in DIY & Tools ) 9 in Drill Bit Sets |
| Colour | Gold |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,532) |
| Date First Available | 7 Jun. 2018 |
| Finish | Gold,Hss,Stainless Steel |
| Item Weight | 280 g |
| Item model number | RB10-7.5 |
| Manufacturer | Rennie Tool Company |
| Material | Cobalt, High Speed Steel (HSS) |
| Number of Pieces | 10 |
| Package Dimensions | 14 x 10 x 1.3 cm; 280 g |
| Part number | BOX10COBJOBBER |
| Size | 7.5mm x 109mm (19/64") Cobalt Jobber Drills |
B**.
Really sharp and clean cut hole.
Really good product I have drilled 58 holes in 5mm steel and only used two drills. Well worth the money and will bye again.
D**Y
Quality products
Great quality product from Rennie. Have bought from them in the past and as usual good value for money. Recommended.
A**S
Good quality
Excellent service and great price, only used once so far and went through like butter. Good quality.
R**I
Good quality product
Food and hard drill for best price. Recommending 100%
G**9
Perfect for the job
Essentially I needed to drill small holes in metal plates for work, sometimes the steel can be quite hard. Many drill bits don't last very long or struggle to even make an impression. These are proving very effective and well up to the job so I'm sure I will be ordering more in due course. Really good value too, I can certainly recommend them to anyone.
B**D
Best bits I've ever used! On stainless too!
Incredible drill bits. 9 holes in stainless steel 12mm on one single bit! Best drill bits ive ever used. Better than bosch even! Well done it's nice to see a British company being the best.
S**N
Hard and sharp
Hard and Sharp.
P**E
Quality goods
Quality goods, and just as described
Q**S
Me van perfectas para trabajos de artesania.
R**F
Habe 10 Bohrer für 100 Löcher bestellt. Habe nur einen Bohrer in 1,5 verzinktes Blech gebraucht. Die Zentrierung ist perfekt. Kein Weglaufen des Bohrers. Tolles Produkt! Würde ich von der Firma jederzeit wieder kaufen.
G**L
el material bueno y el envio rapido
P**A
Llegaron muy rápido
P**L
Taladrando en aluminio rompí 3 brocas en unas 2 horas. Corta bien pero el material es dúctil, se doblan mucho con la presión necesaria y rompen muy fácil. Compré en la ferretería ese día unas brocas marca Izar y no se me han roto tras días de taladrado con ellas.
Trustpilot
1 month ago
1 day ago