Overview Reviews Product Description When you need to replace the blade in your BTC-1/DX multi-purpose scraper, choose the OLFA BTB-1 43mm scraper blade. Scrape, cut, shave, or slice with this dual-edge blade manufactured of Japanese tool steel. When one edge dulls, simply rotate 180 degrees for a fresh edge. One edge is blunt for tough demolition while the other is razor sharp for fine scraping and cutting. Pack of three (3) blades in a convenient plastic storage case. Olfa Catalog Product Videos Custom Field Product Reviews Write a Review Write a Review × BTB-1 43mm Scraper Blade 1118380 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *