6-piece 6542 HSS electricians drilling hole saw cutting kit for steel and iron applications. Heavy duty ceramic drill bit cutter designed for professional use.

• Made from 6542 high-speed steel (HSS) for superior toughness and wear resistance
• Excellent processing and cutting performance
• Wide application range including stainless steel, iron, and aluminum alloy
• Compatible with pistol drills, bench drills, and vertical drilling machines
• Available sizes: 16mm, 18mm, 20mm, 25mm, 30mm, 35mm

6 × 6542 HSS electricians drilling hole saws

• Use water or coolant when drilling to prevent overheating of materials (stainless steel, copper, brass, etc.)
• Maintain stable drilling position to prevent center bit snapping
• Begin with slow drill rotary speed to prevent bit shattering
• Use slower speeds for larger hole saws to protect the center bit

• Accepted methods: L/C, T/T, Western Union, PayPal
• 20-30% T/T in advance, balance before shipment or against copy of B/L

• Shipping methods: SEA, AIR, EXPRESS
• Delivery time: 20-30 days after deposit (quantity dependent)

• Free samples available for testing
• Sample production time: 7-10 days