Hot Sale 3pcs/lot Titanium Step Drill Bits 4-12mm 4-20mm 4-32mm HSS Power Tools HSS Wood Metal Drilling

Parameters:

• Type: twist drill bit
• Use: metal drilling
• Finish: titanium plated
• Product name: 3pcs HSS step drill bit
• Meterial: high speed steel/HSS 4241
• Application: steel, brass, copper, aluminium, wood and plastic material
• Packing: OPP bag
• Size: 4-12mm 4-20mm 4-32mm
• MOQ: 1 set
• Flute type: straight flutes
• Shank: hex shank
• Process: fully ground
• Keyword: step drill bit set, step cone drill bit

Specifications:

Step drill size and weight:

• Step drill 4-12mm: 4, 6, 8, 10, 12mm, 20g
• Step drill 4-20mm: 4, 6, 8, 10, 12, 14, 16, 18, 20mm, 50g
• Step drill 4-32mm: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm, 150g