
Four Rows Rows Wood Working Hinge Boring Drilling Machine for Woodworking Machinery. Four Spindle Configuration: Features 21 axles across 4 rows for high-efficiency vertical drilling operations. Deep Hole Drilling Capability: Max drill diameter of 35mm and working depth of 60mm for versatile woodworking. High-Speed Performance: Spindle speed reaches 2840r/min powered by four 1.5KW motors. Comprehensive Warranty: 18-month warranty covering all customers with free normal spare parts for defects. Rapid Problem Resolution: Technical team resolves machine issues within 24 hours of problem report. Long-term Support: Free technical support provided even after warranty expires; spare parts available. Adjustable Spindle Range: Vertical spindle heads adjustable from 135mm to 2500mm for various applications. Standard Packaging: Shipped in durable plywood packages to ensure safe transport from China.