3Pcs Sets Hss Straight Groove Step Drill Bit Titanium Coated Wood Metal Hole Cutter Drilling

Package includes: 1 x Drill Bit 3-12mm 1 x Drill Bit 4-12mm 1 x Drill Bit 4-20mm 1x Bag

Length: 3-12mm Length: Approx. 7.9cm/ 3.11" 4-12mm Length: Approx. 6.7cm/ 2.64" 4-20mm Length: Approx. 7.4cm/ 2.91"

The Cutters Come in the Following Sizes: 3-12mm(3mm,4mm,5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm) 10 Steps 4-12mm: (4mm, 6mm, 8mm, 10mm, 12mm) 5 Steps 4-20mm:( 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm）9 Steps

DIY Supplies : Woodworking Type : Center Drill Bit Origin : CN(Origin) Use : Drilling Model Number : drill bits Material : High Speed Steel 1 : Hss Step Cone Taper Drill Bit Hole Cutter Metal Hex Bits 2 : Step Drill Bit HSS Steel Cone Drill Bit Set Hole Cutter 3 : 1/4" Step Cone Taper Drill Bit Set Metric Metal Hex Drill Bits 4 : Stepped Drill Bits 1/4 Hex Drill Bit Wood Metal Drilling Tool 5 : portable drill bit sharpener 6 : drill herramientas para carpinteria drill bit brocas 7 : furadeira taladro pocket hole jig matkap step drill bit 8 : broca drill bit set brocas para metal broca escalonada 9 : brocas para madera hole saw dowel jig drill set 10 : screw extractor kreg jig tool drill bits drill guide wood drill