Solid drill bit CoroDrill® 862
for stainless steelfor aluminumfor steel

solid drill bit
solid drill bit
solid drill bit
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Drilled material
for stainless steel, for aluminum, for steel
Drill bit material
Other characteristics
high-performance, micro, twist

Max.: 2.95 mm (0.12 in)

Min.: 1.85 mm (0.07 in)


Max.: 35.4 mm (1.39 in)

Min.: 14.8 mm (0.58 in)


Solid carbide micro drills Overview Assortment ​CoroDrill® 862 offers outstanding performance for holes up to 2.95 mm (0.116 inch) diameter. A thin, effective coating helps retain cutting edge geometry and provide a smooth surface for chip evacuation, while even wear formation prolongs tool life for a wide range of materials. Benefits High performance in steel, stainless steel, cast iron and aluminium Engineered tool geometry and surface treatment for efficient chip removal Good hole entry and exit, tight hole tolerance Features ACM (Advanced Chip Management) flute geometry for small and manageable chips Specially designed point geometry reduces thrust forces Smooth drill surface enables fast and efficient chip evacuation Internal coolant holes deliver coolant directly to the tip of the drill even at deep drilling depths 3 mm (0.118 inch) shank diameter throughout the range Application Achievable hole tolerance: H8–H9 Suitable for all materials Drill lengths: 8–12 × drill diameter Drill diameter range: 1.85–2.95 mm (0.073–0.116 inch) Use with CoroChuck 930 high precision chucks


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