











Rs. 4.85 / piece · 100 pcs
Key specs
| Size × Length | 10 pcs | 25 pcs | 50 pcs | 75 pcs | 100 pcs |
|---|---|---|---|---|---|
| M3 × 3mm | 10 pcs
Rs. 62 Rs. 6.20/pc | 25 pcs
Rs. 84 Rs. 3.36/pc | 50 pcs
Rs. 121 Rs. 2.42/pc | 75 pcs
Rs. 158 Rs. 2.10/pc | 100 pcs
Rs. 195 Rs. 1.95/pc |
| M3 × 4mm | 10 pcs
Rs. 62 Rs. 6.20/pc | 25 pcs
Rs. 84 Rs. 3.36/pc | 50 pcs
Rs. 122 Rs. 2.44/pc | 75 pcs
Rs. 159 Rs. 2.12/pc | 100 pcs
Rs. 197 Rs. 1.97/pc |
| M3 × 5mm | 10 pcs
Rs. 62 Rs. 6.20/pc | 25 pcs
Rs. 85 Rs. 3.40/pc | 50 pcs
Rs. 123 Rs. 2.46/pc | 75 pcs
Rs. 161 Rs. 2.14/pc | 100 pcs
Rs. 199 Rs. 1.99/pc |
| M3 × 6mm | 10 pcs
Rs. 62 Rs. 6.20/pc | 25 pcs
Rs. 85 Rs. 3.40/pc | 50 pcs
Rs. 124 Rs. 2.48/pc | 75 pcs
Rs. 162 Rs. 2.16/pc | 100 pcs
Rs. 201 Rs. 2.01/pc |
| M3 × 8mm | 10 pcs
Rs. 64 Rs. 6.40/pc | 25 pcs
Rs. 89 Rs. 3.56/pc | 50 pcs
Rs. 131 Rs. 2.62/pc | 75 pcs
Rs. 174 Rs. 2.32/pc | 100 pcs
Rs. 216 Rs. 2.16/pc |
| M3 × 10mm | 10 pcs
Rs. 64 Rs. 6.40/pc | 25 pcs
Rs. 91 Rs. 3.64/pc | 50 pcs
Rs. 134 Rs. 2.68/pc | 75 pcs
Rs. 178 Rs. 2.37/pc | 100 pcs
Rs. 222 Rs. 2.22/pc |
| M3 × 12mm | 10 pcs
Rs. 68 Rs. 6.80/pc | 25 pcs
Rs. 100 Rs. 4.00/pc | 50 pcs
Rs. 154 Rs. 3.08/pc | 75 pcs
Rs. 207 Rs. 2.76/pc | 100 pcs
Rs. 261 Rs. 2.61/pc |
| M3 × 15mm | 10 pcs
Rs. 91 Rs. 9.10/pc | 25 pcs
Rs. 156 Rs. 6.24/pc | 50 pcs
Rs. 266 Rs. 5.32/pc | 75 pcs
Rs. 375 Rs. 5.00/pc | 100 pcs
Rs. 485 Rs. 4.85/pc |
| M3 × 20mm | 10 pcs
Rs. 110 Rs. 11.00/pc | 25 pcs
Rs. 205 Rs. 8.20/pc | 50 pcs
Rs. 363 Rs. 7.26/pc | 75 pcs
Rs. 521 Rs. 6.94/pc | 100 pcs
Rs. 680 Rs. 6.80/pc |
Green = lowest price per piece for that size. Type quantities in any boxes, then add them all at once.
| Size | M3 |
|---|---|
| Length | 15mm |
| Pitch | 0.5 mm (coarse) |
| Thread | Fully Threaded |
| Standard | DIN 916 |
| Head | Socket |
|---|---|
| Drive | Allen |
| Point | Round Point |
| Country of origin | India |
|---|---|
| Marketed by | RPI SHOP |
| Material | High Tensile Steel |
|---|---|
| Grade | 12.9 |
| Finish | Blackened and coated with Rust Preventive Oil. |
| Colour | Black |
| Pack | 100 pcs |
|---|---|
| In the pack | 100Pcs of Allen Grub Screws |
| Not included | Nuts and Washers Aren't included with screws |
| Packaging weight | 75gms |
| Recommended uses | Commercial / Residential |
|---|
A set screw or grub screw is a type of screw generally used to secure an object within or against another object, normally without using a nut . The most common examples are securing a pulley or gear to a shaft. Set screws are usually headless, Precision forged for symmetrical grain inflow outside strength. Accurate control of socket depth gives further wrench engagement permits full tightening without cracking or reaming the socket yet provides ample essence in the pivotal fillet area for maximum head strength. Deep accurate socket for high necklace wrenching. Head with increased bearing area for lesser lading carrying capacity.
At RPI Shop, our Allen grub screws are designed for applications where a flush, headless fastener is required. Ideal for securing components in mechanical and industrial settings, these screws offer a sleek, unobtrusive solution. The hex drive design makes installation easy while ensuring a secure hold that resists loosening over time. Our Allen grub screws are available in various sizes to suit different project requirements. Whether you're working on machinery, electronics, or structural components, RPI Shop has the high-quality Allen grub screws you need for a seamless finish.
Delivery within India takes 2-5 days. It is free on orders of Rs 500 and above; below that it costs Rs 69. Orders are processed and dispatched within 1-2 business days after payment; weekend and holiday orders are processed the next business day. We also ship to 28 countries, including UAE, UK, USA and Australia, at a flat Rs 1,700 per order.
Online payments go through Razorpay secure checkout. Cash on Delivery is available on orders above Rs 99; a COD fee of Rs 49 per order applies.
All prices on the site include GST. Enter your GSTIN at checkout and your invoice is issued with it.
Open "All Sizes & Prices" on the product page, type a quantity against each size and press "Add selected to cart"; all sizes go to the cart in one step.
Fasteners are sold in packs; the pack quantity is in the size name and in the Pack row of Specifications. Most screw packs are 10, 25, 50, 75 or 100 pieces. Heat shrink, sleeving and wire are sold per metre. The price per piece or metre is shown under the price, on product cards and in the size grid, where the green cell is the cheapest per piece.
All metric threads are ISO coarse; the pitch for each size is in the Key specs box and the Specifications tab. Screws marked 12.9, 10.9 or 8.8 are High Tensile Steel of that property class. All stainless steel items are grade 304.
Manufacturing defect: refund within 7 days of delivery, after verification. Wrong item delivered: full refund; the return is arranged by us. Wrong size ordered: we offer a replacement; you pay the additional shipping for it. Email ask@rpishop.in with your order number and invoice number. Returned items must be in their original packaging and condition. Refunds go to the original payment method and are processed every Tuesday and Friday.
A tracking link is sent by email and SMS when your order ships. Most orders ship by Delhivery. If you have an account, your orders are listed under My orders.
Yes. For a quote, message us on the WhatsApp chat button or email ask@rpishop.in. B2B orders get a GST invoice with your GSTIN. Phone support: 9979944992, 10:00 AM to 5:00 PM IST.