Description: High temperature quenching workmanship makes the blade sharp and wear-resistant. The hexagonal shank design makes it very convenient to clamp. Exquisite and professional workmanship makes it have high hardness and durability. Cutting edge design on both sides can improve the efficiency of opening holes. Made of high carbon steel material, it is very durable to use. There are six specifications in this set: 10mm, 12mm, 16mm, 18mm, 20mm, 25mm. It is suitable for processing and drilling all kinds of softwood, hardwood and plastic. Item Name: Flat Drill Bit Material: High Carbon Steel Hardness: 50HRC Product Handle Type: Hexagonal Handle Features: Wear-resistant, Sharp, High Hardness Product Specifications: Silver Color, Gold Color(Titanium Plating) Drill Bit Specifications: 10mm, 12mm, 16mm, 18mm, 20mm, 25mm Size Details: Length: 15cm/5.91" (Approx.) Shank Diameter: 0.6cm/0.24" (Approx.) Head Length: 4cm/1.57" (Approx.) 10mm: Cutting Diameter: 1cm/0.39", Drill Tip Length: 1cm/0.39" (Approx.) 12mm: Cutting Diameter: 1.2cm/0.47", Drill Tip Length: 1cm/0.39" (Approx.) 16mm: Cutting Diameter: 1.6cm/0.63", Drill Tip Length: 1.4cm/0.55" (Approx.) 18mm: Cutting Diameter: 1.8cm/0.71", Drill Tip Length: 1.5cm/0.59" (Approx.) 20mm: Cutting Diameter: 2cm/0.79", Drill Tip Length: 1.5cm/0.59" (Approx.) 25mm: Cutting Diameter: 2.5cm/0.98", Drill Tip Length: 1.6cm/0.63" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 6 x Flat Drill Bits(10mm, 12mm, 16mm, 18mm, 20mm, 25mm)" High temperature quenching workmanship makes the blade sharp and wear-resistant. The hexagonal shank design makes it very convenient to clamp. Exquisite and professional workmanship makes it have high hardness and durability. Cutting edge design on both sides can improve the efficiency of opening holes. Made of high carbon steel material, it is very durable to use. There are six specifications in this set: 10mm, 12mm, 16mm, 18mm, 20mm, 25mm. It is suitable for processing and drilling all kinds of softwood, hardwood and plastic.

Crafted from hardened alloy steel for long life, DEWALT Long Power Ship Auger Bits feature a dual-cutting edge for maximum durability in nails. A self-feed spur delivers expedited material penetration, and hollow center flute provides aggressive chip extraction. Heat treated and tempered for long life.