Bosch 3X Expert Multi Material PC Plus Starter Hole Saw Set (for Wood with Metal, Brick, Ø 68 mm, Professional Accessory Impact Drill/Driver, Drill Drivers)

Features: Long Life Hole Saw and Super Fast Arbor Long Life and fast changing Exceptional durability is built in with Bosch Carbide Technology – the hardest metal is integrated into the tooth structure using advanced design and manufacturing techniques. Special slot design for better view and plug ejection. The hole layout helps you accurately position the guide drill and also aids plug removal. Ground and sharpened fine carbide teeth for strength, durability and precision. Made using high-quality carbide grains, the teeth are individually shaped for top performance. For use with the Bosch Power Change Plus keyless arbor: offering accuracy and robustness Most hole saws for wood and metal seem to work fine - until you hit a hardened nail or screw. Then they scream and smoke and grind until their teeth are torn off, and you still only have half a hole. With its carbide teeth, the EXPERT Multi Material PC Plus barely slows down when it hits metal – it cuts neatly through and keeps on