Holemaker Step Drill Straight Flute Size:4-20mm Holemaker TCT Cutter 19mmx50mm DOC

Holemaker TCT Cutter 19mmx50mm DOC As well as providing excellent life in mild steel Tungsten Carbide Tipped Cutters are suitable for drilling difficult materials eg

Quick chuck for quick and easy bit changing

Step 1: Use the included connection to attach your garden hose to the foaming gun

3/8"Dr x 3-12mm x 38mm Long

Individual calibration certificate enclosed

Holemaker Step Drill Straight Flute Size:4-20mm Holemaker TCT Cutter 19mmx50mm DOCSTRAIGHT FLUTE STEP DRILLS The Titanium Nitride coating significantly increases the tool life by providing the following benefits: Increases surface hardness to 85HRC Ceramic surface reducing friction by up to 30% Especially resistant to cold welding