Description: 99 pieces HSS Titanium bits Made from high quality Titanium coated HSS Start without pre-punching, fast drilling rate with extremely low friction Home or personal DIY and general building / engineering use Perfect for plastic, wood, angle iron, metal and aluminium alloy Specification: Material: HSS Quantity: 99 pieces Size: 1.5mm to 10mm(1.5/2.0/2.5/3.0/3.2/3.5/4.0/4.5/5.0/5.5/6.0/6.5/8.0/10mm) Package Includes: 16 pieces 1.5mm drill bits 16 pieces 2.0mm drill bits 15 pieces 2.5mm drill bits 10 pieces 3.0mm drill bits 10 pieces 3.2mm drill bits 8 pieces 3.5mm drill bits 8 pieces 4.0mm drill bits 3 pieces 4.5mm drill bits 3 pieces 5.0mm drill bits 2 pieces 5.5mm drill bits 2 pieces 6.0mm drill bits 2 pieces 6.5mm drill bits 2 pieces 8.0mm drill bits 2 pieces 10mm drill bits Note: The colors may be different for the different display, please understand Please allow 1-3mm error due to manual measurement, make sure you do not mind before you bid