Holemaker 3Pc Spiral Flute Step Drill Set-4-30mm FGNPS1 Heavy duty spring base

Heavy duty spring base

Individually size marked

Suits: 1 Series E87

With a detailed manual in our package

Cast iron base for stability

Holemaker 3Pc Spiral Flute Step Drill Set-4-30mm FGNPS1 Heavy duty spring baseSDSET 1 Unikut 3Pc Spiral Flute Step Drill Set 4 30mm The Titanium Nitride coating significantly increases thetool life by providing the following benefits: Increases surface hardness to 85HRC Ceramic surface reducing friction by up to 30% Especially resistant to cold welding. Suitable for cutting a wide range of materials.** Set Contents: SD4 20mmSD5 25mmSD6 30mm **Will cut Stainless Steel however Stainless will reduce theedge life of your cutting