ESPLB 1pcs 4-32MM HSS Cobalt Step Drills Bit High Speed Steel Nitrogen Spiral Triangle Shank for Metal Cone
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.
Color : Black
Material : High Speed Steel(HSS)
Surface : Nitrogen treatment (increasing the hardness and abrasion resistance)
Shank:Triangle round handle
Scop : thin iron plate,aluminum,insulation panels,PVC panels 4mm thickness within the timber.
4-32mm(4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm),Shank:25 x 10mm
Package included :
1 x 4-32mm Spiral Grooved Drill
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