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The Guhring No 205 HSS Jobber Twist Drill Bit is a professional-grade drilling solution manufactured from high speed steel for exceptional durability in demanding trade applications. Engineered for dr more→illing a comprehensive range of materials including steel, cast steel (alloyed and unalloyed), grey cast iron, spheroidal iron, sintered powder metal, German silver and graphite. This drill bit delivers enhanced performance through improved chip flow and effective heat dissipation, extending tool life and maintaining cutting efficiency. Manufactured to BS 328 and DIN338RN standards, it provides the reliability and precision that professional tradespeople and contractors require for commercial metalworking …

Dormer Metric A002 TiN Jobber Drill Bits have a TiN tip coating for increased tool life and performance. It has a self-centring split point for superb hole quality and positional accuracy. It will dri more→ll steel, stainless, cast iron, ceramics, plastics and many other materials with ease. Made to DIN 338RN/BS328/ISO 235 standards. PLEASE NOTE ALL sizes under 2.0mm are NOT TiN Coated. Tip diameter: 8.50mm. Working length: 75mm. Overall length: 117mm. | Dormer A002 Hss-Tin Coated Jobber Drill 8.50Mm Ol:117Mm Wl:75Mm in Silver

The 5mm diameter x 260mm length variant provides substantial reach for deep drilling applications in thick masonry walls. This configuration is particularly useful for through-wall installations and d more→eep anchor points in construction projects. Features and Benefits: • 5mm diameter for controlled deep drilling • 260mm length reaches through thick walls • Enhanced tungsten carbide content for longevity • Aggressive cutting angles for faster penetration • Efficient dust clearance prevents binding Specifications: Diameter (mm): 5 Overall Length (mm): 260 Working Length (mm): 200 Pack Qty.: 1 Total length: 200mm.