Professional 9 Steps Spiral Drill Bit 4-20mm 1/4" Hex Shank HSS Cobalt TIAIN Coated Core Step Drill Bit for Hard Stainless Steel
![Professional 9 Steps Spiral Drill Bit 4-20mm 1/4" Hex Shank HSS Cobalt TIAIN Coated Core Step Drill Bit for Hard Stainless Steel](http://ae01.alicdn.com/kf/H617dc8673723473abdac6b721e2d1292n/Professional-9-Steps-Spiral-Drill-Bit-4-20mm-1-4-Hex-Shank-HSS-Cobalt-TIAIN-Coated.jpg_350x350.jpg)
sku: 4000180856810
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$6.04
Shipping from: China
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