Feature

●Material: high speed steel, titanium coated surface, clear color, sharp drill extension tool life
●Size: Set of 3 - 0.5 inches (3 - 12 mm), 10 steps (length 2.7 inches (69 mm), 0.2 - 0.8 inches (4 - 20 mm), 9 steps (length 3.3 inches (83 mm), 4 - 12 mm), 5 steps (length 2
●Structure: step drill, spiral groove, hexagonal shaft, millimeter display
●Features: For drilling stainless steel, thin iron plates, aluminum plates, wood, vinyl, resin, etc., enlarging the bottom hole, chamfering, deburring, etc
●Uses: For processing thin steel plates, aluminum plates, wood, resin, etc. Can be used for drilling, enlarging holes, chamfering, and deburring


Description

Material: high speed steel, titanium coated surface, clear color, sharp drill extension tool life.
Size: Set of 3 - 0.5 inches (3 - 12 mm), 10 steps (length 2.7 inches (69 mm), 0.2 - 0.8 inches (4 - 20 mm), 9 steps (length 3.3 inches (83 mm), 4 - 12 mm), 5 steps (length 2.
Structure: step drill, spiral groove, hexagonal shaft, millimeter display
Features: For drilling stainless steel, thin iron plates, aluminum plates, wood, vinyl, resin, etc., enlarging the bottom hole, chamfering, deburring, etc.
Uses: For processing thin steel plates, aluminum plates, wood, resin, etc. Can be used for drilling, enlarging holes, chamfering, and deburring.