Fein 33901680520 Construction Site Set 3/4 in Weldon / HSS NOVA 50

Fein 33901680520 Construction Site Set 3/4 in Weldon / HSS NOVA 50

The FEIN Construction Site Set 3/4 in Weldon / HSS NOVA 50 user set of HM and HSS core drill bits in an L-BOXX is a professional-grade site drilling kit engineered for steel construction, bridge fabrication and demanding installation work. Designed for use with magnetic drilling machines, this complete user set combines high-performance HSS core drill bits and essential accessories in one organised solution, helping professionals achieve fast, accurate and reliable drilling performance in structural steel environments.

This set includes the most common HSS core drill diameters, making it ideal for repetitive drilling tasks in fabrication and construction. The HSS NOVA 50 core drill bits are designed for long service life and high resistance to shock and impact, thanks to tough cutting edges and premium HSS steel with a hardness of 64 HRC. This makes the set especially suitable for rough on-site conditions, steel erection and bridge construction where durability and consistent cutting performance are essential.

Supplied in a practical L-BOXX 136 storage system, the set keeps all accessories organised, protected and ready for transport between workshop and jobsite. HSS NOVA 50 core drill bit: Extremely resistant to shock and impact, perfectly designed for tough use in steel construction and installation work. Thanks to its tough cutting edges and outstanding HSS steel with a hardness of 64 HRC, the core drill bit also delivers an impressively long service life.

 HSS cobalt 5% twist drill set: HSS cobalt alloy twist drills, diameter 2 / 3 / 4 / 5 / 6 / 8 mm. Particularly suitable for working with stainless and alloyed steels. SUPRA SK quick-clamp drill chuck: metal quick-clamping drill chuck with a clamping range of 1–13 mm. Simple, rapid and tool-free clamping for maximum convenience. Automatically self-tightening clamping jaws for precisely axial drilling tool concentricity.

Features

• Professional structural steel core drill bit set for industrial metal drilling
• Includes the most common HSS NOVA 50 core drill diameters in one kit
• Designed for steel construction and bridge fabrication applications
• HSS NOVA 50 bits with 64 HRC hardness for high durability and shock resistance
• Long service life with tough cutting edges for demanding jobsite use
• Includes HSS twist drills for drilling and blind-hole preparation
  
• 3/4 in Weldon fitting for secure mounting and stable torque transfer
• L-BOXX system for tidy storage, protection and easy transport
• Complete set with centring pins and cutting paste for immediate use