a pilot hole
Titanium coated to reduce friction and run cooler
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 : Silver (as picture shown)
Material : High Speed Steel
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.
Type: 5-35mm(5,7,10,12,15,17,20,22,25,27,30,32,35mm),Shank: 24 x 13mm
Total Size: 35 x 75mm
Package Content:
1 x 5-35mm Spiral Grooved Drill