Co-Z 5PCS HSS Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case

• Customized: Customized
• Standard: SGS
• Length: 62mm
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Type: Core Drill Bit
• Material: High Speed Steel
• Usage: Ceramic, Tile, Porcelain
• Sample: Available
• MOQ: 50
• Segment Type: Crown Segment
• Transport Package: Plastic Box or Carton
• Specification: Customized
• Trademark: Johnsontool
• Origin: China
• HS Code: 82075010
• Production Capacity: 300000PCS Per Month

Product Description

Product Name	CO-Z 5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case
Connection	Round shank
Application	Metal, Wood, Pvc etc
Size	Step drill 3/16-1/2''(3/16,1/4,5/16,3/8,7/16,1/2)  Step drill 1/8-1/2''(1/8,5/32.7/32.1/4,9/32,5/16,11/32,3/8,13/32,7/16,15/32,1/2mm) Step drill 1/4-3/4''(1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4)  Step drill 3/16-7/8''(3/16,1/4,5/16,3/8,7/16,1/2,9/16,5/8, 11/16,3/4,13/16,7/8) Step drill 1/4-1-3/8''(1/4,3/8,1/2,5/8,3/4,7/8,1,1-1/8,1-1/4,1-3/8)
Features	1. Strong Durability: coated by titanium, the bits have strong durability. This step drill set performs well in heat, corrosion and rust resistance.    2. Premium HSS Material: High-speed steel construction for longer cutting edge life even at extreme temperatures. 3. Automatic Center Punch: Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force    4. Wide Usages: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper,stainless steel and many other types of sheet metal.