• Model NO.：977
• Steel Type：HSS M2
• Flute Type：Parabolic
• Rotation Direction：Right Hand
• Surface Treatment：Bright Finished
• Tip Point：118degrees Split Point
• Marking：Stamped Marking
• Standard Type：DIN338rn
• Shank Type：Cylindrical Shank
• Transport Package：Blister, Skin, PVC Bag, Color Paper Hanger, Paper
• Specification：0.5mm to 20mm diameter
• Trademark：OEM, HTT
• Origin：China
• HS Code：8207509000
• Production Capacity：7200000PCS,Year

Basic Info.

Model NO. 977 Steel Type HSS M2 Flute Type Parabolic Rotation Direction Right Hand Surface Treatment Bright Finished Tip Point 118degrees Split Point Marking Stamped Marking Standard Type DIN338rn Shank Type Cylindrical Shank Transport Package Blister, Skin, PVC Bag, Color Paper Hanger, Paper Specification 0.5mm to 20mm diameter Trademark OEM, HTT Origin China HS Code 8207509000 Production Capacity 7200000PCS/Year

Product Description

*HSS M2 Twist Drill Bit, Fully Ground, Bright finish, DIN338RN ,Cylindrical Shank, Parabolic flute type to speed drilling performance greatly for drilling holes in various metal sheets, stainless steel, inox sheet, alloyed steel, unalloyed steel, non-ferrous metal, stainless steel sheet, fiberboard, wood board, etc.

* Strict and special hardening craftsmanship to realize the M2 HSS durability and sharpness maintaining for long time.

* Fully ground does the precise size controlling under DIN338 standard and run-out concentricity under DIN1414 for H8 correctness touching.



*Other special sizes are also available on the customers' special request.
*Diameter 13.5mm to 20mm with the reduced cylindrical shank 12.7mm diameter.

Item Number	Diameter(mm)	Working Length(mm)	Overall Length(mm)
977.3380050	0.5	6	22
977.3380100	1.0	12	34
977.3380150	1.5	18	40
977.3380200	2.0	24	49
977.3380250	2.5	30	57
977.3380300	3.0	33	61
977.3380320	3.2	36	65
977.3380350	3.5	39	70
977.3380400	4.0	43	75
977.3380420	4.2	43	75
977.3380450	4.5	47	80
977.3380500	5.0	52	86
977.3380520	5.2	52	86
977.3380550	5.5	57	93
977.3380600	6.0	57	93
977.3380620	6.2	63	101
977.3380650	6.5	68	109
977.3380700	7.0	69	109
977.3380750	7.5	75	117
977.3380800	8.0	75	117
977.3380850	8.5	81	125
977.3380900	9.0	81	125
977.3380950	9.5	87	133
977.3381000	10.0	87	133
977.3381050	10.5	94	142
977.3381100	11.0	94	142
977.3381150	11.5	101	151
977.3381200	12.0	101	151
977.3381250	12.5	101	151
977.3381300	13.0	101	151
977.3381350	13.5	108	160
977.3381400	14.0	108	160
977.3381450	14.5	114	169
977.3381500	15.0	114	169
977.3381550	15.5	120	178
977.3381600	16.0	120	178
977.3381650	16.5	125	184
977.3381700	17.0	125	184
977.3381800	18.0	130	191
977.3381900	19.0	135	198
977.3382000	20.0	140	205