These scaler tips are compatible with their DTE scaler handpieces & NSK originals. These versatile scaler tips, compatible with DTE handpieces, are ideal for periodontal cleaning procedures. Made by DTE and Woodpecker for reliable performance, they tackle plaque and debris effectively. - PD1-S: Slim and sharp, recommended for cleaning and irrigating subgingival deposits. - PD3-S: Recommended for cleaning and irrigating periodontal deep pockets. - PD4-S: Recommended for cleaning and irrigating periodontal shallow pockets. Certification: - CE certified.