KING DO WAY 3pcs 1/4 Inch Shank 4-12/4-20/4-32mm HSS Spiral Grooved Step Drill Bit

 

Brand: KING DO WAY

Material : High speed steel

Surface :Titanium Plated
Shank: 1/4"

Scop : thin iron plate,aluminum,insulation panels,PVC panels 4mm thickness within the timber.

 

4 - 12 mm 9 Steps (4mm,5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm),7cm(L)

4 - 20 mm 9 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm),7cm(L)

4 - 32 mm 15 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm,28mm,30mm,32mm),10cm(L)

 

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

 

1pc x 4-12mm Spiral Grooved Drill

1pc x 4-20mm Spiral Grooved Drill

1pc x 4-32mm Spiral Grooved Drill

 

1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.

2. The color may have different as the difference display, pls understand.