3X HSS spirálisan hornyolt lépcsős fúrógépek 4-12 4-20 4-32 mm lyukat vágó fúró I0O5

3X HSS Spiral Grooved Step Cone Drill Drills Bit 4-12 4-20 4-32mm Hole Cut I0O5

No need for a pilot hole;Titanium coated to reduce friction and run cooler
Large bit has 3 sided shank.
Automatically deburr holes as you drill
High speed steel,durable.
Widely used to cut holes in a variety of material like steel, wood, thin iron, aluminum alloy, insulation boards, PVC sheet,ect
Specification :
Color : Black
Material : High Speed Steel
Surface : Nitrogen treatment (increasing the hardness and abrasion resistance)
Shank: round handle
Scop : thin iron plate,aluminum,insulation panels,PVC panels 4mm thickness within the timber.
Type:
4-32mm(4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm),Shank:25 x 10mm
4-20mm(4,6,8,10,12,14,16,18,20mm),Shank:20 x 8mm
4-12mm(4,6,8,10,12mm), Shank:20 x 6mm
Package included :1 x 4-12mm Spiral Grooved Drill
1 x 4-20mm Spiral Grooved Drill
1 x 4-32mm Spiral Grooved Drill
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3 cm.

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