Dewalt dt4911-qz – Cobalt Drill Bit HSS-Co Extreme For Metal

The DT4911 Dewalt cobalt drill bit is 8% cobalt which maintains a sharper cutting edge and delivers 4x longer life versus DEWALT Black Oxide bits. The optimised tip and flute geometry delivers 2X the penetration speed, versus DEWALT Black Oxide bits,... - Manufacturers part numbers: DT4911|DT4911QZ|DT4911-QZ

• Delivery includes: 1 x metal drill bit Extreme HSS-Co, 7 x 109 x 66 mm, for use in drills (battery and cable)
• Size marking: corrosion protection, placed outside the tensile area, ensuring continuous good readability. Non-slip shaft: 3 milled tensile surfaces prevent the drill from turning in the liner and optimum strength transmission
• Core reinforcement: Continuously increasing core diameter in the shaft direction for highest breakage stability especially in free use
• Unique centering tip: Fluid free point precision drilling, specially sanded shoulder cuts, mills full and circular holes with clean edges