M.A. Ford® drills are designed for maximum flexibility and performance when drilling a wide variety of materials, ranging from soft, non-ferrous materials to hardened steels. Twister® GP drills are an excellent choice for all general purpose hole-making and provide these high performance benefits.

M.A. Ford® Circuit Board Drill Bit, Series: 350 Automotive, 0.55 mm Drill Size - Metric, 0.0217 in Drill Size - Decimal Inch, 1-1/2 in Overall Length, 0.19 in Cutting Depth, 2 Flutes, 0.19 in Flute Length, 1/8 in Shank, 130 deg Point, Right Hand Cutting, Solid Carbide Cutting Edge, Solid Carbide, Uncoated, Applicable Materials: Steel, Stainless Steel, Hardened Steel, Cast Iron, Special Alloy and Non-Ferrous

• High feed rates with excellent chip evacuation
• Accurate hole size in a wide range of materials
• Pre-drilling and follow-up operations can often be eliminated because of the quality and performance of M.A. Ford® drills
• Minimal wander produces maximum precision, productivity and drill life
• Web-thinned drill designs are available for reduced power requirements, lower temperatures and extended drill life
• Three flute geometries are available to reduce chip load/tooth and increase tool life in highly alloyed steels
• 35 deg helix
• +0.0/-0.0002 in tolerance D2
• +/-0.005 in tolerance L1
• +0.0/-0.013 mm tolerance D1

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/M_A_Ford_30200390_Catalog.pdf https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/M_A_Ford_30200390_Catalog.pdf