step drill bits

drill bit of 3pcs step drill set

Model No.︰


Brand Name︰


Country of Origin︰


Unit Price︰

US $ 0.6 / pc

Minimum Order︰

100 pc

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Product Description

drill bit size: 4-12mm,  4-20mm, 4-30mm

or if you need other drill set,just let me know

drill bit package:plastic box

drill bit surface: titanium coated,bright ,nitrogenize

drill bit material: hss4241,hss4341,hssm2,hssco

Payment Terms︰ TT,LC,DP

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step drill bitsstep drill bits