3Pcs Step Drill Bit Set High Speed Steel Titanium Coated Cobalt Steps Hole Cutter
3pcs Titanium Coated Step Universal Drill Bit Set Drilling Power Tools for Steel
Product description:
1. High-speed steel, high quality with good durability for you to use
2. Professional drill for deburring, chamfering, elliptic hole enlargement
3. Suitable for punch holes through sheet metal, steel plate, aluminum plate, brass or wood
4. This drill bit set includes 3 types (Spiral Hexagon,SpiralRound, StraightRound)
, and 3 sizes(4-12mm, 4-20mm, 4-32mm), which meet your different needs perfectly.
Specifications:
Finish: Titanium
Type: Step Drill
Head Type: Spiral Hexagon,Spiral Round, Straight Round
Material: High-speed steel 4241
Surface Treatment: Titanium coated
Color: Silver, Gold
Length:
5 Step Bit: 4-12mm Length: Approx. 6.7cm/ 2.64"
9 Step Bit: 4-12mm, 4-20mm Length: Approx. 7.4cm/ 2.91"
15 Step Bit: 4-32mm Length: Approx. 10.2cm/ 4.02"
The 3 Bits Sizes:
15 Step Bit: 4-32mm (4ï¼6ï¼8ï¼10ï¼12ï¼14ï¼16ï¼18ï¼20ï¼22ï¼24ï¼26ï¼28ï¼30ï¼32mm)
9 Step Bit: 4-20mm (4ï¼6ï¼8ï¼10ï¼12ï¼14ï¼16ï¼18ï¼20mm) ; 4-12mm(4,5,6,7,8,9,11,12mm)
5 Step Bit: 4-12mm (4ï¼6ï¼8ï¼10ï¼12mm)
Package include:
3x Pcs drill bit
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