Made of fine quality material, practical, easy to install and use, wide application range, has a long service life.
Features:
High hardness, high wear resistance, high strength, resistance to bending, anti-breakage.
Easy to install and use, high accuracy, low noise, cutting materials without burrs.
Can be installed on the electric hand drills, electric bench drills, churn drills and other drills.
Adjustable design can adjust different effective depths to meet more usage needs.
Suitable for opening holes of all kinds of hard solid wood, sealing plates, press boards, wood products, plastics, plywood and other materials.
Specifications:
Material: hard alloy
Color: silver+red
Type: 1, 2 (optional)
Hole opener quantity: 5pcs
Total length: 78mm / 3.1in
Cutting diameter: 15mm, 20mm, 25mm, 30mm, 35mm
Effective depth: 10-40mm / 0.4-1.6in
Shank length: 27mm / 1.1in
Shank diameter:
15mm cutting diameter: 7mm / 0.3in
20mm cutting diameter: 7mm / 0.3in
25mm cutting diameter: 7mm / 0.3in
30mm cutting diameter: 8mm / 0.3in
35mm cutting diameter: 8mm / 0.3in
Package size:
Type 1: 130 * 85 * 50mm / 5.1 * 3.3 * 2.0in
Type 2: 160 * 120 * 45mm / 6.3 * 4.7 * 1.8in
Package weight:
Type 1: 360g / 12.7ounce
Type 2: 484g / 1.1lb
Package list:
5 * Open Hole Drill Bit
2 * Wrench