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20pcs Small Metric HSS Mini Micro Drill Bits Set for Watch Precision Craft and Hobby Work Drilling
20pcs Small Metric HSS Mini Micro Drill Bits Set for Watch Precision Craft and Hobby Work Drilling


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20pcs Small Metric HSS Mini Micro Drill Bits Set for Watch Precision Craft and Hobby Work Drilling

 Product Description
Product Name  20pcs Small Metric HSS Mini Micro Drill Bits Set for Watch Tool Precision Craft and Hobby Work Drilling
Size

 0.3mm-1.6mm: 0.3mm, 0.35mm, 0.4mm, 0.45mm, 0.5mm, 0.55mm, 0.6mm, 0.65mm, 0.7mm, 0.75mm,

                           0.8mm, 0.85mm, 0.9mm,   0.95mm, 1.0mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm.

Material  HSS  (HSS Cobalt M35 is Available)
Process  Fully Ground  (RolledRolled & PolishedMilled are Available)
Point Type  118 Degree Regular Point  (135 Degree Split Point is Available)
Shank Type  Straight Shank  (Hex ShankReduced Shank are Available)
Helix Angle  Regular Spiral Type N
Surface Finish  Bright  (Black OxideAmber ColorTitanium CoatedBlack & Gold are Available)
Package  20 Pcs Packed in One Plastic Box
Features

1.HSS drill bit sets have extremely high hardness, in the drilling work has excellent processing performance, 

 all grinding sharp ligament sticky milling work hole smooth no burr.
2.With good toughness of materials, wear resistance and drilling ability, the drill bit set tools apply to cast iron, copper 

 and aluminum die steel alloy steel.
3.Gold-oxide coating resists heat build-up and lengthens bit life.
4.Removable cartridges: easy to carry bits from case to worksite
5.suitable for a range of electric drills and drilling machines thanks to our straight shank design

 Product Sizes

20pcs Small Metric HSS Mini Micro Drill Bits Set for Watch Precision Craft and Hobby Work Drilling 

* Other Sizes are available,Concact Us to Learn More.

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