25'' Shank HSS Nitrogen Spiral Step Grooved Cone Drill Bit 630mm Twist Drill

?HSS?Spiral?Grooved?Step?Drill?Bit?6-30mm

Features?:
High speed steel,durable
Titanium?coated?to?reduce?friction?and?run?cooler
Automatically?deburr?holes?as?you?drill
HSS Drill Bit Set For Wood, Plastic and Aluminum, Copper, Steel
Ideal For DIY, Home and General Building/Engineering Using

Specification?:
Material?:?High?Speed?Steel
: Black ( )
Surface : Titanium Coated(increasing the hardness and abrasion resistance)
Shank:Triangle round handle
Model: 6-30mm(6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm)
Total Length: 10cm
Shank Size: 10 x 25mm

Package?included?:
1x6-30mm Spiral Grooved Drill







a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a