Product Description A 4mm triangular drill bit set typically refers to a set of drill bits that have a triangular shank—a design where the shank has three flat sides to prevent slipping in the drill chuck—and each bit has a 4mm diameter (or includes a 4mm bit within the set). Show more.. Additional Information Product Condition New Product SKU SOS0480 Country of Manufactured China Packing Height (in inches) 12.00 Packing Width (in inches) 12.00 Packing Weight (in pounds) 0.33 Show less..
