HSS-Co twist drill assortment drill magazine Manufacturer: RUKO, Type: 1.0-10.0 mm, B-stock - handle defective / cassette paint damage 170-piece twist drill set DIN 338 type VA HSSE Co 5 10 pieces each Ø 1.0 - 8.0 mm x 0.5 mm increasing 5 pieces each Ø 8.5 - 10.0 mm x 0.5 mm increasing - Stronger Right-cutting high-performance drill with pronounced heat hardening resistance. Ideal for drilling rust-, acid- and heat-resistant steel with high strength. HSS Co 5: High-performance high-speed steel with 5% cobalt content. High toughness and heat resistance, for drilling in difficult-to-machine materials with a strength of up to 1100 N/mm². Surface: golden Cutting direction: right-hand cutting Standardization: DIN 338 Tip angle: 130° Thinning: cross grinding DIN 1412 C from Ø 2 mm Spiral angle/twist angle: 36° Tip grinding: conical grinding Cutting material: HSSe Co 5 Core: thickened Groove profile: normal Ø tolerance: h8 Vertaling tonen