Dave Rollins on Instagram: ""Different materials will be more easily drilled using recommended point angles." #drillingholes #drill #bits #drillbits #drillsharpening #metalwork #geometry #material #machinist #manualmachinist #artist #studio #instamachinist #instaartist"

Dave Rollins on Instagram: ""Different materials will be more easily drilled using recommended point angles." #drillingholes #drill #bits #drillbits #drillsharpening #metalwork #geometry #material #machinist #manualmachinist #artist #studio #instamachinist #instaartist"