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Catalogue values for Twist Drill (Morse Taper Shank) as per IS 5099

Category Specification Bid Requirement (Allowed Values)
Performance Parameters Direction of Cutting Right hand Cutting, Left Hand Cutting
Type of Twist Drill Edge Type A (Thinned Chiesel Edge), Type B (Thinned Chiesel Edge with correcting cutting Edge), Type C (Split Edge ), Type D (Point Ground), Type E (Brad Point )
Tool type of twist drill H
Driving tenon Yes, No
Diameter of Twist Drill in mm 3, 3.2, 3.5, 3.8, 4, 4.2, 4.5, 4.8, 5, 5.2, 5.5, 5.8, 6, 6.2, 6.5, 6.8, 7, 7.2, 7.5, 7.8, 8, 8.2, 8.5, 8.8, 9, 9.2, 9.5, 9.8, 10, 10.2, 10.5, 10.8, 11, 11.2, 11.5, 11.8, 12, 12.2, 12.5, 12.8, 13, 13.2, 13.5, 13.8, 14, 14.25, 14.5, 14.75, 15, 15.75, 15.25, 16, 16.25, 16.5, 16.75, 17, 17.25, 17.5, 17.75, 18, 18.25, 18.5, 18.75, 19, 20, 21.2, 22.4, 23.02, 23.6, 25, 26.5, 30, 28, 31.5, 31.75, 33.5, 35.5, 38, 38.5, 39, 39.5, 40, 40.5, 41.5, 42, 42.5, 43, 43.5, 44, 44.5, 45, 45.5, 46, 46.5, 47, 47.5, 48, 48.5, 49.5, 50, 50.5, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 51, 31.75, 21.5, 35
Flute Length of Twist Drill in mm 33, 36, 39, 43, 47, 52, 57, 63, 69, 75, 81, 87, 94, 101, 108, 114, 120, 125, 130, 135, 140, 145, 150, 155, 160, 165, 170, 175, 180, 185, 190, 195, 200, 205, 210, 215, 220, 225, 230, 235, 240, 245, 250, 255, 260, 265, 270, 275, 280, 285, 340
Overall length of Twist Drill in mm 114, 117, 120, 124, 128, 133, 138, 144, 150, 156, 162, 168, 175, 182, 189, 212, 218, 223, 228, 233, 238, 243, 248, 253, 276, 281, 286, 291, 296, 301, 306, 334, 339, 344, 349, 354, 359, 364, 369, 374, 412, 417, 422, 427, 432, 437, 442, 447, 514, 519, 524, 529, 534, 539, 530, 400
Warranty (in Years) 1
Standards Confirmity to Standards IS 5103 latest amdmnt.
Technical Supply Conditions for Twist Drills shall be as per IS 5099 latest Yes
BIS Marked Yes, No
Material Parameters Material of Twist Drill High Speed Steel for One Piece Construction
Reports Availability of test certificate form Government/NABL/ILAC accerdited lab to prove confirmity of specifications Yes
Copy of test reports shall be furnished to buyer on demand Yes