Guide pin 20mm for countersink 20.1796.040, Karnasch

Locking screw for guide pin - for countersink Karnasch - cat. no. 20,1796,040

Tvrdokovová 3bA… â „c. taper countersink with hole for interchangeable guide pins Number of pieces: 3 Angle of blade: 90st. Maximum diameter: 40 mm Minimum diameter: 10.0 mm Clamping shank: 3/4 "(19.05mm) Total length: 60mm Material: carbide Usage: Hard steels with tensile strength over 1000N / mm2 gray Cast iron over 240 HB High-chromium stainless steels(V2A / V4A) Acid-resistant steel Titanium and its alloys All other types of steels, cast iron and non-ferrous metals where a long tool life is required. Guide pins are purchased separately - see related products . Also for countersinking Without the middle pin, the centering is given by the geometry of the hole - even with a bad run, the countersink can be damaged by vibration and vibration! Features: Excellent chip removal, do not tip, the resulting surface without scratches, great centering of the tool- holes Countersink grooves are cut with a fine diamond wheel, thanks to which It is harder and smoother to run compared t o conventional countersinks where the grooves are milled.