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(total 20 pcs) 1MM to 2.5MM diamond coated twist bit


Assorted 20 pcs of 1mm to 2.5mm diamond coated twist drill bits. 5 pcs each size and total 20 pcs.
ALL working length is diamond coated, more long lasting. Suitable for glass, marble, tile or rock. Please add water when drill a hole.
Please check the sizes as belows :-
5 pcs - 1mm twist bit, 1mm shank, 10mm working length, 30mm total length
5 pcs - 1.5mm twist bit, 1.5mm shank, 19mm working length, 38mm total length
5 pcs - 2mm twist bit, 2mm shank, 19mm working length, 42mm total length
5 pcs - 2.5mm twist bit, 2.5mm shank, 26mm working length, 55mm total length



(total 20 pcs) 1MM to 2.5MM diamond coated twist bit