HSS Step Drill Bits with Spiral Flute

• Customized: Customized
• Standard: ISO9001,ISO4001
• Length: Taper-length
• Type: Core Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Model NO.: SSAS
• Cutter Type: Core Drill Bit
• Treatment: All-Ground
• Performance: Better Endurance
• Transport Package: Single Packing with PVC Plastic Tube
• Specification: 68mm
• Trademark: CHTOOLS
• Origin: China(Mainland)Zhejiang
• HS Code: 8207509000
• Production Capacity: 100, 000PCS/Month

Product Description

HSS step drill bits with spiral flute

1. The materials contains common HSS, HSS-E, etc., it is applicable to drilling of various materials, such as steel,
cast iron, and stainless steel;
2. Precision grinding of CNC grinder;
3. The product specification is complete, and the chip removal groove includes straight groove and spiral groove;
4. TiN, TiAlN and other coating treatment could be conducted to prolong life.
 

Type	Size	Overall length
l-SSAS-504	3/16''.1/4''.5/16''.3/8''.7/16''.1/2''.9/16''. 5/8''.11/16''.3/4''.13/16''.7/8''	2-15/16''