Concrete Flat Washer Head Screw
Caliburn™ screws are professionally engineered fasteners for concrete and similar applications. They feature a patented thread design for ease of driving the screw. They are available in different head designs for multiple applications with the recommended GRK™ Drill Bits. Caliburn™, Caliburn™ PH and Caliburn™ XL are Climatek™ coated for high corrosion resistance.
Features:
Star Drive Recess
Complete and Effective Installation
Case Hardened Steel
To Use:
Pre-drill pilot hole with 3/16 Concrete Drill Bit for Caliburn™ and Caliburn™ PH screws, or 1/4 GRK Concrete Drill Bit for Caliburn™ XL screws.
Clear concrete dust from hole.
Drive the screw with GRK #25 or #30 bit for Caliburn™ and Caliburn™ PH screws, or #40 bit for Caliburn™ XL screws.
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This product well-designed, practical, low cost, high efficiency, without additional configuration,saving the cost of electricity and ancillary facilities
Small volume, light weight, no noise, the operating speed of up to 30-50 per minute screws, improve production efficiency and cost savings
As long as the direct alignment screw holes can, convenient and quick. The machine has the advantages of beautiful appearance, novel design.
Machine Specification:Ø 3.0mm
Screw length :5-12mm. (Does not contain screw cap length)
Screw slot model: a font, cross-shaped, triangular, plum-type, screw-type hexagonal round
Applicable thread: machine teeth, self-tapping, self-drilling teeth (not applicable plastic screws)