The Bosch EXPERT Power Change Plus HSS-Co Pilot Drill Bit in 105mm is the longer of the two available lengths, offering extended reach when drilling pilot holes to guide EXPERT PC Plus Hole Saws into position. This extra length makes it well suited to applications where additional depth clearance is needed. Designed for the EXPERT Power Change Plus keyless interface, it clicks directly into your EXPERT Power Change arbor — no screws or bolts required. The reinforced shank and close-fitting guide drill provide a firm, stable connection that surpasses conventionally mounted alternatives. Manufactured from high-speed steel blended with 5% cobalt, this pilot drill resists heat and wear effectively, making it a reliable choice for drilling pilot holes in steel and stainless-steel sheets when used with the EXPERT Sheet Metal PC Plus. Features and Benefits: • Extended 105mm length for applications requiring greater reach • Keyless Power Change Plus interface for fast, tool-free bit changes • HSS-Co construction with 5% cobalt for heat and wear resistance • Reinforced shank for a stable, secure connection • Compatible with Bosch EXPERT Power Change Plus arbors Specifications: Length: 105mm Cutting Depth Compatibility: 60mm Material: HSS-Co (High-Speed Steel with 5% Cobalt)