Bosch 10pcs HSS-Co Metal Drill Bits Lawn Improvement this means that they produce

this means that they produce minimal levels of friction and therefore reduces friction deposits

All Metal gears for more efficient power transmission

lightweight design with small grip circumference enables optimum control when sawing

High durability

Maximum circumferential speed: 80 m/s ( depending on rpm and disc diameter )

Bosch 10pcs HSS-Co Metal Drill Bits Lawn Improvement this means that they produceHIGHLIGHTS: The Bosch HSS Co Metal Drill Bits are precision engineered cobalt drill bits manufactured to the DIN 338 standard, designed for professional drilling in hard to machine metals. A 135 self centring split point tip combines active cutting with precise centring, allowing accurate starts without the bit wandering off mark. Built from cobalt enhanced high speed steel (HSS Co), these bits offer superior heat and wear resistance compared to