| Customization: | Available |
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| Customized: | Non-Customized |
| Standard: | DIN |
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12 Inch HSS Aircraft Extension Extra Long Drill Bit for Metal Stainless Steel Aluminium Drilling
HSS Step Drill Bits with Hex Shank Titanium coated Straight Flute for Metal
Quick Details of Step Drill Bits:
1. Material:HSS 4241,4341,6542,M35;
2. Process:Milled
3. Surface:Titanium Coated
4. Point:118°/135°split point
5. Shank:Hex Shank
Specification of High Speed Steel:
Step Drill Bits Specifications:
1. HSS Step Drills for drilling cylindrical holes in solid material up to a thickness of 4 ~ 5mm.
2. Burr-free and vibration-free drilling.
3. The tapered cutting edges of the next drill step can be used for simultaneous deburring or chamfering of the finished bore at the same time.
4. Drilling perfectly round holes in steel, brass, copper, aluminum, wood and plastic.
5. Ideal tool for sheet metal workers, electrical contractor, auto mechanics, and general contractors.
6. Surface treatment available: White Finish, Black Oxide, Titanium Coated, Cobalt Coated, TiALN Coated
Size of Step Drill Bit:
| Item No. | Size Range | Step No. | Shank Size |
| SDA001 | 4 - 12mm x 2mm | 5 | 6mm |
| SDA002 | 4 - 12 mm x 1mm | 9 | 6mm |
| SDA003 | 4 - 20mm x 2mm | 9 | 8mm |
| SDA004 | 4 - 22mm x 2mm | 10 | 8/10mm |
| SDA005 | 4 - 30mm x 2mm | 14 | 10mm |
| SDA006 | 4 - 32mm x 2mm | 15 | 10mm |
| SDA007 | 4 - 39mm x 2-3mm | 14 | 10mm |
| SDA008 | 5 - 28mm | 7 | 10mm |
| SDA009 | 5 - 28.3mm | 10 | 10mm |
| SDA010 | 5 - 35mm x 2-3mm | 13 | 13mm |
| SDA011 | 6 - 18mm x 2mm | 7 | 10mm |
| SDA012 | 6 - 20mm x 2mm | 8 | 10mm |
| SDA013 | 6 - 24mm x 2mm | 10 | 10mm |
| SDA014 | 6 - 25mm | 7 | 10mm |
| SDA015 | 6 - 26.75mm | 8 | 10mm |
| SDA016 | 6 - 30mm x 2mm | 13 | 10mm |
| SDA017 | 6 - 30.5mm | 10 | 10mm |
| SDA018 | 6 - 32mm | 8 | 10mm |
| SDA019 | 6 - 32mm | 9 | 10mm |
| SDA020 | 6 - 37mm | 12 | 10mm |
| SDA021 | 6 - 38mm | 12 | 10mm |
| SDA022 | 6 - 40mm | 16 | 13mm |
| SDA023 | 9 - 36mm x 3mm | 10 | 12mm |
| SDA024 | 10 - 20mm x 1mm | 11 | 10mm |
| SDA025 | 12 - 20mm x 1mm | 9 | 10mm |
| SDA026 | 12.5 - 30.5mm | 7 | 12mm |
| SDA027 | 13 - 38mm | 10 | 12mm |
| SDA028 | 14 - 24mm x 2mm | 6 | 13mm |
| SDA029 | 14 - 25mm | 7 | 13mm |
| SDA030 | 20 - 30mm x 1mm | 11 | 13mm |
| SDA031 | 20 - 34mm x 2mm | 8 | 13mm |
| SDA032 | 30 - 40mm x 1mm | 11 | 13mm |
| SDA033 | 40 - 50mm x 1mm | 11 | 13mm |
| SDA034 | 50 - 60mm x 1mm | 11 | 13mm |
| SDA035 | 5 - 30.5mm | 13 | 12mm |
| SDA036 | 5 - 38mm | 14 | 12mm |
Package And Delivery:
1. Normal Package:5/10 pcs in a plastic bag,then inner box and out carton.
2. Other package:Blister card,Plastic tube,PVC pouch,according to your requirments.
3. HSS Drill bits set are available.
4. Samples or small order will be delivered by courier,DHL,FEDEX,TNT,etc
5. Normal order will be delivered by sea.
6. About 20-30days after your deposite,according to your order quantity.
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