Feature

●Material: High speed steel (HSS steel), titanium coating
●Construction: Step drill, spiral groove, hexagonal shaft, millimeter display
●Features: Multiple sizes and enlargement corrections are possible to spread holes sequentially from small to large holes
●Size: Large, Medium and Small 3 Piece Set 4-32mm/15 Tiers (Medium) 4-20mm/9 Tiers (Small) 4-12mm/5 Tiers
●Applicable scenes: For home DIY, wood, thin steel plates, stainless steel, aluminum wood, FRP and resin, etc., to enlarge, chamfering, deburring, etc. Stainless steel


Description

Small Size:
4-12mm (4 6 8 10 12) 5 Steps Hex Shaft (6.35mm) Titanium Coated
Medium Size:
4-20mm (4 6 8 10 12 14 16 18 20)mm 9 Steps Hex Shaft (6.35mm) Titanium Coated
Large Size:
4-32mm (4 6 8 10 12 14 16 18 20 22 24 26 28 30 32) mm 15 hex shaft (6.35mm) titanium coating
Features:
1. Thinned tips provide a good bite, no center punching.
2. The shape of the shaft is attached to the drill chuck with a hexagonal axis, and it can also be used with impact drivers.
3. The step drill is titanium coated so it has excellent abrasion resistance, heat resistance, excellent sharpness and durability.
4. It can be used to drill holes in various sizes such as stainless steel plates, iron plates, aluminum plates, plastic, plastic pipes, etc.