Description
- Especially developed robust head geometry with optimum 4 x 90 ° symmetry of carbide tip: Reduces jamming up on hitting reinforcing steel.
- Centring point with 130 ° point angle: Easy spot drilling with pinpoint accuracy and ensures optimum guidance during drilling.
- Robust secondary cutter with dynamic
- Curved cutting edge: Supports the primary cutter for faster drilling.
- Shorter spiral windings: This allows for faster transport of drilling dust from the head to the flute = Less wear and heat build-up at the tip.
- Unique carbide tip: With more carbide on all diameters and extra carbide on ø > 32mm.
- Wear mark on both sides of primary cutter: Guarantees diameter accuracy (i.e. for anchor fittings) and acts as a life time indicator in warranty cases.
- Deep flute shoulders: High volume dust removal for optimum drilling
- Less wear and heat build-up.
- Low vibration drilling performance: Comfortable drilling ensures less stress for man and machine.
- Special surface treatment: Shot blasting provides a smooth surface and densifies the surface structure and makes the bit more wear resistant.
- PGM Conformity: Guarantees precise holes for anchor fitting over the entire life time of the drill bit.
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Let customers speak for us
Great size, good price, excellent function. Recommended.
Fits in the case, all the accessories fit in the tray. Just what I needed.
good service
Product good, delivery good
Firstly the delivery was fast and the transaction simple. Thanks. The Bosch is well built, has the power to tackle some thick growth and you can get a second battery 8amp by redemption free. Happy I selected the bundle and the dealership.
Great company, great support, great product.
As with all of the rosewood marbles tools, great quality. Now I just need to stop the students from damaging them.
No problem with the whole transaction
Good price easy transaction and good delivery
Bought as a present. Easy transaction, good delivery.
So far 5 stars. Easy to assemble and the mobility kit is great must have! Easy to adjust and use but time will tell.
Thank you for a quick & easy transaction
Wonderful fast shipping and delivery. Awesome business.
Took was exactly what I needed to complete my project. Great quality. Left a beautiful smooth hole.
Exactly what’s required to convert my lathe headstock to fit an old but reliable chuck.
