Share on (62180839703):
1.Unique cutting edge design,good chip breaking capability even for cohesive materials,high generality.
2.Special structure coating with better self lubricating capability and supernal wear resistance,cutting life is longer.
3.Advanced flute with optimal chip evacuation and cutter rigidity.
4.Our products have OEM services, can be customized twist drill color, material, handle, point Angle,you can mark your brand on twist drill.
5.Application areas: Machining of cast iron, nonferrous alloy, chill cast iron, hard steel, stainless steel, plastic materials, fiberglass, carbon fiber and other non-metallic.
SPECIFICATIONS FOR STEP DRILL BITS | ||||||
Material | HSS | |||||
Shank | Can be customized | |||||





Name: Step drill bits
Brand: Behappy
Original: China
Packaging: aluminum box

Name: 25 pcs fully ground drill bits set
Brand: Behappy
Original: China
25pcs fully ground drill bits set in ABS plastic box
size :1.0-13.0mm*0.5mm

Name: 29 pcs drill bit sets
Brand: Behappy
Original: China
29pcs inch drill bit sets in round plastic box
size:1/16"-1/2"*1/64

Name: 29pcs drill bit set in rose plastic box
Brand: Behappy
Original: China
29pcs drill bit in rose plastic box
size:1/16"-1/2"*1/64






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